shank_punk's blog

Spoj problem WEIGHT1

By shank_punk, 9 years ago, In English

How do I solve This problem efficiently ?

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9 years ago, # |
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It's classical DP problem.

a[0] = true;
for (int i = 0; i < n; ++i)
   for (int j = W; j >= 0; --j)
      if (a[j]) a[j + w[i]] = true;
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