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SMMR-049: Quick Sum V.2

Jun 12th, 2021
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C++ 0.52 KB | None | 0 0
  1. #include <bits/stdc++.h>
  2.  
  3. using namespace std;
  4. const int N = 1e6;
  5. using lli = long long;
  6. lli ar[N+10], qs[N+10];
  7.  
  8. int main(){
  9.  
  10.     int n, t;
  11.     scanf("%d%d", &n, &t);
  12.  
  13.     for(int i=1;i<=n;i++){
  14.         scanf("%d", &ar[i]);
  15.     }
  16.  
  17.     for(int i=1;i<=t;i++){
  18.         int l, r, v;
  19.         scanf("%d%d%d", &l, &r, &v);
  20.         qs[l] += v;
  21.         qs[r+1] -= v;
  22.     }
  23.  
  24.     for(int i=1;i<=n;i++){
  25.         qs[i] += qs[i-1];
  26.         ar[i] += qs[i];
  27.         printf("%lld ", ar[i]);
  28.     }
  29.  
  30.     return 0;
  31. }
  32.  
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