Submission #68619769

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Source Code Expand

#include<bits/stdc++.h>
#define ll long long
#define ld long double

using namespace std;

int main(){

  int n,q; scanf("%d%d", &n, &q);
  string s1,s2; cin >> s1 >> s2;
  int da[n+1]{};
  while(q--){
    int l,r; scanf("%d%d", &l, &r);
    l--,r--;
    da[l]++;
    da[r+1]--;
  }

  partial_sum(da, da+n+1, da);

  for(int i = 0; i < n; i++){
    if(da[i] & 1){
      swap(s1[i],s2[i]);
    }
  }
  cout << s1;

 return 0;
}

Submission Info

Compile Error

Main.cpp: In function ‘int main()’:
Main.cpp:9:17: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    9 |   int n,q; scanf("%d%d", &n, &q);
      |            ~~~~~^~~~~~~~~~~~~~~~
Main.cpp:13:19: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   13 |     int l,r; scanf("%d%d", &l, &r);
      |              ~~~~~^~~~~~~~~~~~~~~~

Judge Result