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  1. #include <iostream>
  2. #include <vector>
  3. using namespace std;
  4.  
  5. int Answer (vector <int> &Input, int K)
  6. {
  7.     int Sum = 0;
  8.     vector <int> Sum_Array;
  9.     for (int i = 0; i < Input.size(); i++)
  10.     {
  11.         Sum = Sum + Input[i];
  12.         Sum_Array.push_back(Sum);
  13.     }
  14.     int answer = 0;
  15.     if (Sum_Array[0] == K)
  16.     {
  17.         answer = 1;
  18.     }
  19.     for (int i = 0; i<Input.size(); i++)
  20.     {
  21.         for (int j = 0; j < i; j++)
  22.         {
  23.             if ((Sum_Array[i] - Sum_Array[j] == K) && (i - j > answer))
  24.             {
  25.                 answer = i - j;
  26.             }
  27.         }
  28.     }
  29.     return answer;
  30. }
  31.  
  32. int main(){
  33.     int N, K;
  34.     cin>>N;
  35.     vector <int> Input;
  36.     for (int i = 0; i < N; i++)
  37.     {   
  38.         int value;
  39.         cin>>value;
  40.         Input.push_back(value);
  41.     }
  42.     cin>>K;
  43.     int a = Answer (Input, K);
  44.     cout << a;
  45.     return 0;
  46. }
Success #stdin #stdout 0.01s 5316KB
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https://ideone.com/hbmBcm
language:
C++ (gcc 8.3)
created:
2 days ago
visibility:
public

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