code for problem 903d

include<bits/stdc++.h>

using namespace std; int main(){ int n; long a[n]; cin>>n; for(int i=0;i<n;i++){ cin>>a[i]; } long long sum=0; for(int i=0;i<n-1;i++){ for(int j=i+1;j<n;j++){ if(abs(a[j]-a[i])>1){ sum=sum+a[j]-a[i]; } } } cout<<sum; return 0;

} getting RTE on this input: Input 100 7 4 5 5 10 10 5 8 5 7 4 5 4 6 8 8 2 6 3 3 10 7 10 8 6 2 7 3 9 7 7 2 4 5 2 4 9 5 10 1 10 5 10 4 1 3 4 2 6 9 9 9 10 6 2 5 6 1 8 10 4 10 3 4 10 5 5 4 10 4 5 3 7 10 2 7 3 6 9 6 1 6 5 5 4 6 6 4 4 1 5 1 6 6 6 8 8 6 2 6 Checker Log Exit code is -1073741819