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  1. #include <bits/stdc++.h>
  2.  
  3. #define fi "ASTRING.INP"
  4. #define fo "ASTRING.OUT"
  5.  
  6. #define ll long long
  7.  
  8. using namespace std;
  9.  
  10. int n, m;
  11. string a, b;
  12.  
  13. int main() {
  14.     ios_base::sync_with_stdio(false);
  15.     cin.tie(NULL); cout.tie(NULL);
  16.  
  17.     cin >> n >> m;
  18.     cin >> a;
  19.     cin >> b;
  20.  
  21.     int j = 0;
  22.     for (int i = 0; i < n; i++) {
  23.         while (a[i] != b[j] && j < m) j++;
  24.         if (a[i] != b[j]) {
  25.             cout << "N";
  26.             return 0;
  27.         }
  28.         else j++;
  29.     }
  30.     cout << "Y";
  31.     return 0;
  32. }
Success #stdin #stdout 0.01s 5268KB
comments (?)
stdin 
3 
10 
ABC
CDACDBĐCA
stdout 
Y
https://ideone.com/wWHksK
language:
C++14 (gcc 8.3)
created:
2 years ago
visibility:
secret

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