Hello friends I am sharing the link of all div 3 links for practice. ↵
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<ber><ber>↵
Div3 1: https://codeforces.com/contest/977<be>↵
Div3 2: https://codeforces.com/contest/978<be>↵
Div3 3: https://codeforces.com/contest/988<ber>↵
Div3 4: https://codeforces.com/contest/999<ber>↵
Div3 5: https://codeforces.com/contest/1003<ber>↵
Div3 6: https://codeforces.com/contest/1005<ber>↵
Div3 7: https://codeforces.com/contest/1006<ber>↵
Div3 8: https://codeforces.com/contest/1015<ber>↵
Div3 9: https://codeforces.com/contest/1029<ber>↵
Div3 10: https://codeforces.com/contest/1066<ber>↵
Div3 11: https://codeforces.com/contest/1077<ber>↵
Div3 12: https://codeforces.com/contest/1092<ber>↵
Div3 13: https://codeforces.com/contest/1095<ber>↵
Div3 14: https://codeforces.com/contest/1102<ber>↵
Div3 15: https://codeforces.com/contest/1108<ber>↵
Div3 16: https://codeforces.com/contest/1118<ber>↵
Div3 17: https://codeforces.com/contest/1133<ber>↵
Div3 18: https://codeforces.com/contest/1141<ber>↵
Div3 19: https://codeforces.com/contest/1144<ber>↵
Div3 20: https://codeforces.com/contest/1154<ber>↵
Div3 21: https://codeforces.com/contest/1157<ber>↵
Div3 22: https://codeforces.com/contest/1165<ber>↵
Div3 23: https://codeforces.com/contest/1176<ber>↵
Div3 24: https://codeforces.com/contest/1183<ber>↵
Div3 25: https://codeforces.com/contest/1196<ber>↵
Div3 26: https://codeforces.com/contest/1203<ber>↵
Div3 27: https://codeforces.com/contest/1213<ber>↵
Div3 28: https://codeforces.com/contest/1216<ber>↵
Div3 29: https://codeforces.com/contest/1234<ber>↵
Div3 30: https://codeforces.com/contest/1249<ber>↵
Div3 31: https://codeforces.com/contest/1256<ber>↵
Div3 32: https://codeforces.com/contest/1272<ber>↵
Div3 33: https://codeforces.com/contest/1283<ber>↵
Div3 34: https://codeforces.com/contest/1294<ber>↵
Div3 35: https://codeforces.com/contest/1296<ber>↵
Div3 36: https://codeforces.com/contest/1311<ber>↵
Div3 37: https://codeforces.com/contest/1324<ber>↵
Div3 38: https://codeforces.com/contest/1328<ber>↵
Div3 39: https://codeforces.com/contest/1335<ber>↵
Div3 40: https://codeforces.com/contest/1343<ber>↵
Div3 41: https://codeforces.com/contest/1353<ber>↵
Div3 42: https://codeforces.com/contest/1360<ber>↵
Div3 43: https://codeforces.com/contest/1367<ber>↵
Div3 44: https://codeforces.com/contest/1374<ber>↵
Div3 45: https://codeforces.com/contest/1385<ber>↵
Div3 46: https://codeforces.com/contest/1399<ber>↵
Div3 47: https://codeforces.com/contest/1409<ber>↵
Div3 48: https://codeforces.com/contest/1426<ber>↵
Div3 49: https://codeforces.com/contest/1433<ber>↵
Div3 50: https://codeforces.com/contest/1454<ber>↵
Div3 51: https://codeforces.com/contest/1462<ber>↵
Div3 52: https://codeforces.com/contest/1472<ber>↵
Div3 53: https://codeforces.com/contest/1475<ber>↵
<ber><ber><ber>↵
DIV 3 educational contests links — <ber>↵
Educational Round 1: https://codeforces.com/contest/598<ber>↵
Educational Round 2: https://codeforces.com/contest/600<ber>↵
Educational Round 3: https://codeforces.com/contest/609<ber>↵
Educational Round 4: https://codeforces.com/contest/612<ber>↵
Educational Round 5: https://codeforces.com/contest/616<ber>↵
Educational Round 6: https://codeforces.com/contest/620<ber>↵
Educational Round 7: https://codeforces.com/contest/622<ber>↵
Educational Round 8: https://codeforces.com/contest/628<ber>↵
Educational Round 9: https://codeforces.com/contest/630<ber>↵
Educational Round 10: https://codeforces.com/contest/632<ber>↵
Educational Round 11: https://codeforces.com/contest/652<ber>↵
Educational Round 12: https://codeforces.com/contest/660<ber>↵
Educational Round 13: https://codeforces.com/contest/665<ber>↵
Educational Round 14: https://codeforces.com/contest/678<ber>↵
Educational Round 15: https://codeforces.com/contest/691<ber>↵
Educational Round 16: https://codeforces.com/contest/702<ber>↵
Educational Round 17: https://codeforces.com/contest/710<ber>↵
Educational Round 18: https://codeforces.com/contest/762<ber>↵
Educational Round 19: https://codeforces.com/contest/792<ber>↵
Educational Round 20: https://codeforces.com/contest/797<ber>↵
Educational Round 21: https://codeforces.com/contest/803<ber>↵
Educational Round 22: https://codeforces.com/contest/808<ber>↵
Educational Round 23: https://codeforces.com/contest/813<ber>↵
Educational Round 24: https://codeforces.com/contest/817<ber>↵
Educational Round 25: https://codeforces.com/contest/818<ber>↵
Educational Round 26: https://codeforces.com/contest/825<ber>↵
Educational Round 27: https://codeforces.com/contest/837<ber>↵
Educational Round 28: https://codeforces.com/contest/845<ber>↵
Educational Round 29: https://codeforces.com/contest/846<ber>↵
Educational Round 30: https://codeforces.com/contest/863<ber>↵
Educational Round 31: https://codeforces.com/contest/873<ber>↵
Educational Round 32: https://codeforces.com/contest/884<ber>↵
Educational Round 33: https://codeforces.com/contest/888<ber>↵
Educational Round 34: https://codeforces.com/contest/893<ber>↵
Educational Round 35: https://codeforces.com/contest/903<ber>↵
Educational Round 36: https://codeforces.com/contest/911<ber>↵
Educational Round 37: https://codeforces.com/contest/915<ber>↵
Educational Round 38: https://codeforces.com/contest/920<ber>↵
Educational Round 39: https://codeforces.com/contest/938<ber>↵
Educational Round 40: https://codeforces.com/contest/946<ber>↵
Educational Round 41: https://codeforces.com/contest/954<ber>↵
Educational Round 42: https://codeforces.com/contest/961<ber>↵
Educational Round 43: https://codeforces.com/contest/962<ber>↵
Educational Round 44: https://codeforces.com/contest/976<ber>↵
Educational Round 45: https://codeforces.com/contest/985<ber>↵
Educational Round 46: https://codeforces.com/contest/990<ber>↵
Educational Round 47: https://codeforces.com/contest/1000<ber>↵
Educational Round 48: https://codeforces.com/contest/1009<ber>↵
Educational Round 49: https://codeforces.com/contest/1016<ber>↵
Educational Round 50: https://codeforces.com/contest/1027<ber>↵
Educational Round 51: https://codeforces.com/contest/1036<ber>↵
Educational Round 52: https://codeforces.com/contest/1051<ber>↵
Educational Round 53: https://codeforces.com/contest/1065<ber>↵
Educational Round 54: https://codeforces.com/contest/1073<ber>↵
Educational Round 55: https://codeforces.com/contest/1076<ber>↵
Educational Round 56: https://codeforces.com/contest/1082<ber>↵
Educational Round 57: https://codeforces.com/contest/1093<ber>↵
Educational Round 58: https://codeforces.com/contest/1096<ber>↵
Educational Round 59: https://codeforces.com/contest/1101<ber>↵
Educational Round 60: https://codeforces.com/contest/1107<ber>↵
Educational Round 61: https://codeforces.com/contest/1117<ber>↵
Educational Round 62: https://codeforces.com/contest/1132<ber>↵
Educational Round 63: https://codeforces.com/contest/1140<ber>↵
Educational Round 64: https://codeforces.com/contest/1155<ber>↵
Educational Round 65: https://codeforces.com/contest/1156<ber>↵
Educational Round 66: https://codeforces.com/contest/1167<ber>↵
Educational Round 67: https://codeforces.com/contest/1175<ber>↵
Educational Round 68: https://codeforces.com/contest/1187<ber>↵
Educational Round 69: https://codeforces.com/contest/1194↵
Educational Round 70: https://codeforces.com/contest/1197↵
Educational Round 71: https://codeforces.com/contest/1202↵
Educational Round 72: https://codeforces.com/contest/1207↵
Educational Round 73: https://codeforces.com/contest/1217↵
Educational Round 74: https://codeforces.com/contest/1221↵
Educational Round 75: https://codeforces.com/contest/1238↵
Educational Round 76: https://codeforces.com/contest/1251↵
Educational Round 77: https://codeforces.com/contest/1257↵
Educational Round 78: https://codeforces.com/contest/1260↵
Educational Round 79: https://codeforces.com/contest/1278↵
Educational Round 80: https://codeforces.com/contest/1279↵
Educational Round 81: https://codeforces.com/contest/1288↵
Educational Round 82: https://codeforces.com/contest/1295↵
Educational Round 83: https://codeforces.com/contest/1303↵
Educational Round 84: https://codeforces.com/contest/1312↵
Educational Round 85: https://codeforces.com/contest/1327↵
Educational Round 86: https://codeforces.com/contest/1334↵
Educational Round 87: https://codeforces.com/contest/1342↵
Educational Round 88: https://codeforces.com/contest/1354↵
Educational Round 89: https://codeforces.com/contest/1359↵
Educational Round 90: https://codeforces.com/contest/1366↵
Educational Round 91: https://codeforces.com/contest/1373↵
Educational Round 92: https://codeforces.com/contest/1380↵
Educational Round 93: https://codeforces.com/contest/1389↵
Educational Round 94: https://codeforces.com/contest/1398↵
Educational Round 95: https://codeforces.com/contest/1400↵
Educational Round 96: https://codeforces.com/contest/1418↵
Educational Round 97: https://codeforces.com/contest/1430↵
Educational Round 98: https://codeforces.com/contest/1437↵
Educational Round 99: https://codeforces.com/contest/1452↵
Educational Round 100: https://codeforces.com/contest/1455↵
Educational Round 101: https://codeforces.com/contest/1463↵
Educational Round 102: https://codeforces.com/contest/1469↵
Educational Round 103: https://codeforces.com/contest/1473↵
Educational Round 104: https://codeforces.com/contest/1476
↵
<b
Div3 1: https://codeforces.com/contest/977
Div3 2: https://codeforces.com/contest/978
Div3 3: https://codeforces.com/contest/988<b
Div3 4: https://codeforces.com/contest/999<b
Div3 5: https://codeforces.com/contest/1003<b
Div3 6: https://codeforces.com/contest/1005<b
Div3 7: https://codeforces.com/contest/1006<b
Div3 8: https://codeforces.com/contest/1015<b
Div3 9: https://codeforces.com/contest/1029<b
Div3 10: https://codeforces.com/contest/1066<b
Div3 11: https://codeforces.com/contest/1077<b
Div3 12: https://codeforces.com/contest/1092<b
Div3 13: https://codeforces.com/contest/1095<b
Div3 14: https://codeforces.com/contest/1102<b
Div3 15: https://codeforces.com/contest/1108<b
Div3 16: https://codeforces.com/contest/1118<b
Div3 17: https://codeforces.com/contest/1133<b
Div3 18: https://codeforces.com/contest/1141<b
Div3 19: https://codeforces.com/contest/1144<b
Div3 20: https://codeforces.com/contest/1154<b
Div3 21: https://codeforces.com/contest/1157<b
Div3 22: https://codeforces.com/contest/1165<b
Div3 23: https://codeforces.com/contest/1176<b
Div3 24: https://codeforces.com/contest/1183<b
Div3 25: https://codeforces.com/contest/1196<b
Div3 26: https://codeforces.com/contest/1203<b
Div3 27: https://codeforces.com/contest/1213<b
Div3 28: https://codeforces.com/contest/1216<b
Div3 29: https://codeforces.com/contest/1234<b
Div3 30: https://codeforces.com/contest/1249<b
Div3 31: https://codeforces.com/contest/1256<b
Div3 32: https://codeforces.com/contest/1272<b
Div3 33: https://codeforces.com/contest/1283<b
Div3 34: https://codeforces.com/contest/1294<b
Div3 35: https://codeforces.com/contest/1296<b
Div3 36: https://codeforces.com/contest/1311<b
Div3 37: https://codeforces.com/contest/1324<b
Div3 38: https://codeforces.com/contest/1328<b
Div3 39: https://codeforces.com/contest/1335<b
Div3 40: https://codeforces.com/contest/1343<b
Div3 41: https://codeforces.com/contest/1353<b
Div3 42: https://codeforces.com/contest/1360<b
Div3 43: https://codeforces.com/contest/1367<b
Div3 44: https://codeforces.com/contest/1374<b
Div3 45: https://codeforces.com/contest/1385<b
Div3 46: https://codeforces.com/contest/1399<b
Div3 47: https://codeforces.com/contest/1409<b
Div3 48: https://codeforces.com/contest/1426<b
Div3 49: https://codeforces.com/contest/1433<b
Div3 50: https://codeforces.com/contest/1454<b
Div3 51: https://codeforces.com/contest/1462<b
Div3 52: https://codeforces.com/contest/1472<b
Div3 53: https://codeforces.com/contest/1475<b
<b
DIV 3 educational contests links — <b
Educational Round 1: https://codeforces.com/contest/598<b
Educational Round 2: https://codeforces.com/contest/600<b
Educational Round 3: https://codeforces.com/contest/609<b
Educational Round 4: https://codeforces.com/contest/612<b
Educational Round 5: https://codeforces.com/contest/616<b
Educational Round 6: https://codeforces.com/contest/620<b
Educational Round 7: https://codeforces.com/contest/622<b
Educational Round 8: https://codeforces.com/contest/628<b
Educational Round 9: https://codeforces.com/contest/630<b
Educational Round 10: https://codeforces.com/contest/632<b
Educational Round 11: https://codeforces.com/contest/652<b
Educational Round 12: https://codeforces.com/contest/660<b
Educational Round 13: https://codeforces.com/contest/665<b
Educational Round 14: https://codeforces.com/contest/678<b
Educational Round 15: https://codeforces.com/contest/691<b
Educational Round 16: https://codeforces.com/contest/702<b
Educational Round 17: https://codeforces.com/contest/710<b
Educational Round 18: https://codeforces.com/contest/762<b
Educational Round 19: https://codeforces.com/contest/792<b
Educational Round 20: https://codeforces.com/contest/797<b
Educational Round 21: https://codeforces.com/contest/803<b
Educational Round 22: https://codeforces.com/contest/808<b
Educational Round 23: https://codeforces.com/contest/813<b
Educational Round 24: https://codeforces.com/contest/817<b
Educational Round 25: https://codeforces.com/contest/818<b
Educational Round 26: https://codeforces.com/contest/825<b
Educational Round 27: https://codeforces.com/contest/837<b
Educational Round 28: https://codeforces.com/contest/845<b
Educational Round 29: https://codeforces.com/contest/846<b
Educational Round 30: https://codeforces.com/contest/863<b
Educational Round 31: https://codeforces.com/contest/873<b
Educational Round 32: https://codeforces.com/contest/884<b
Educational Round 33: https://codeforces.com/contest/888<b
Educational Round 34: https://codeforces.com/contest/893<b
Educational Round 35: https://codeforces.com/contest/903<b
Educational Round 36: https://codeforces.com/contest/911<b
Educational Round 37: https://codeforces.com/contest/915<b
Educational Round 38: https://codeforces.com/contest/920<b
Educational Round 39: https://codeforces.com/contest/938<b
Educational Round 40: https://codeforces.com/contest/946<b
Educational Round 41: https://codeforces.com/contest/954<b
Educational Round 42: https://codeforces.com/contest/961<b
Educational Round 43: https://codeforces.com/contest/962<b
Educational Round 44: https://codeforces.com/contest/976<b
Educational Round 45: https://codeforces.com/contest/985<b
Educational Round 46: https://codeforces.com/contest/990<b
Educational Round 47: https://codeforces.com/contest/1000<b
Educational Round 48: https://codeforces.com/contest/1009<b
Educational Round 49: https://codeforces.com/contest/1016<b
Educational Round 50: https://codeforces.com/contest/1027<b
Educational Round 51: https://codeforces.com/contest/1036<b
Educational Round 52: https://codeforces.com/contest/1051<b
Educational Round 53: https://codeforces.com/contest/1065<b
Educational Round 54: https://codeforces.com/contest/1073<b
Educational Round 55: https://codeforces.com/contest/1076<b
Educational Round 56: https://codeforces.com/contest/1082<b
Educational Round 57: https://codeforces.com/contest/1093<b
Educational Round 58: https://codeforces.com/contest/1096<b
Educational Round 59: https://codeforces.com/contest/1101<b
Educational Round 60: https://codeforces.com/contest/1107<b
Educational Round 61: https://codeforces.com/contest/1117<b
Educational Round 62: https://codeforces.com/contest/1132<b
Educational Round 63: https://codeforces.com/contest/1140<b
Educational Round 64: https://codeforces.com/contest/1155<b
Educational Round 65: https://codeforces.com/contest/1156<b
Educational Round 66: https://codeforces.com/contest/1167<b
Educational Round 67: https://codeforces.com/contest/1175<b
Educational Round 68: https://codeforces.com/contest/1187<b
Educational Round 69: https://codeforces.com/contest/1194↵
Educational Round 70: https://codeforces.com/contest/1197↵
Educational Round 71: https://codeforces.com/contest/1202↵
Educational Round 72: https://codeforces.com/contest/1207↵
Educational Round 73: https://codeforces.com/contest/1217↵
Educational Round 74: https://codeforces.com/contest/1221↵
Educational Round 75: https://codeforces.com/contest/1238↵
Educational Round 76: https://codeforces.com/contest/1251↵
Educational Round 77: https://codeforces.com/contest/1257↵
Educational Round 78: https://codeforces.com/contest/1260↵
Educational Round 79: https://codeforces.com/contest/1278↵
Educational Round 80: https://codeforces.com/contest/1279↵
Educational Round 81: https://codeforces.com/contest/1288↵
Educational Round 82: https://codeforces.com/contest/1295↵
Educational Round 83: https://codeforces.com/contest/1303↵
Educational Round 84: https://codeforces.com/contest/1312↵
Educational Round 85: https://codeforces.com/contest/1327↵
Educational Round 86: https://codeforces.com/contest/1334↵
Educational Round 87: https://codeforces.com/contest/1342↵
Educational Round 88: https://codeforces.com/contest/1354↵
Educational Round 89: https://codeforces.com/contest/1359↵
Educational Round 90: https://codeforces.com/contest/1366↵
Educational Round 91: https://codeforces.com/contest/1373↵
Educational Round 92: https://codeforces.com/contest/1380↵
Educational Round 93: https://codeforces.com/contest/1389↵
Educational Round 94: https://codeforces.com/contest/1398↵
Educational Round 95: https://codeforces.com/contest/1400↵
Educational Round 96: https://codeforces.com/contest/1418↵
Educational Round 97: https://codeforces.com/contest/1430↵
Educational Round 98: https://codeforces.com/contest/1437↵
Educational Round 99: https://codeforces.com/contest/1452↵
Educational Round 100: https://codeforces.com/contest/1455↵
Educational Round 101: https://codeforces.com/contest/1463↵
Educational Round 102: https://codeforces.com/contest/1469↵
Educational Round 103: https://codeforces.com/contest/1473↵
Educational Round 104: https://codeforces.com/contest/1476