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  1. #include <iostream>
  2. #include <vector>
  3.  
  4. using namespace std;
  5.  
  6. int main() {
  7.     ios_base::sync_with_stdio(false);
  8.     cin.tie(NULL);
  9.  
  10.     int n, q;
  11.     cin >> n >> q;
  12.  
  13.     vector<long long> a(n);
  14.  
  15.     for(int i = 0; i < n; i++)
  16.         cin >> a[i];
  17.  
  18.     vector<long long> diff(n + 1, 0);
  19.  
  20.     for(int i = 0; i < q; i++) {
  21.         int l, r;
  22.         cin >> l >> r;
  23.  
  24.         diff[l]++;
  25.         diff[r + 1]--;
  26.     }
  27.  
  28.     long long sum = 0;
  29.  
  30.     for(int i = 0; i < n; i++) {
  31.         sum += diff[i];
  32.         a[i] += sum;
  33.     }
  34.  
  35.     for(int i = 0; i < n; i++)
  36.         cout << a[i] << " ";
  37.  
  38.     return 0;
  39. }
Success #stdin #stdout 0.01s 5320KB
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stdin
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5 2
10 20 30 40 50
1 3
2 4
stdout
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10 21 32 42 51
https://ideone.com/EAM7ff
26
language:
C++14 (gcc 8.3)
created:
3 hours ago
visibility:
public

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