Submission #47215282

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Source Code Expand

#include <iostream>
#include <cstring>
#include <utility>
#include <map>
#include <queue>
#include <deque>
#include <stack>
#include <cmath>
#include <set>
#include <vector>
#include<algorithm>
using namespace std;
#define ll long long
#define INF 0x3f3f3f3f
const int mod = 1e9 + 7;
const int N = 200005;
const double pai=acos(-1.0);
ll tt;
int a[N];
void solve() {
    string s;
    int f=0,ff=0;
    int n;
    cin>>n;
    cin>>s;
    for(int i=1;i<=s.size();i++){
    	if(s[i]=='a'&&s[i-1]=='b') f=1;
    	if(s[i]=='b'&&s[i-1]=='a') ff=1;
	}
	if(f||ff) cout<<"Yes";
	else cout<<"No";
    return ;
}
signed main() {
	std::ios::sync_with_stdio(false);
	cin.tie(0);
	cout.tie(0);
	int tt = 1;
	//cin >> tt;
	while (tt--) {
		solve();
	}
	return 0;
}

Submission Info

Compile Error

Main.cpp: In function ‘void solve()’:
Main.cpp:26:18: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::__cxx11::basic_string<char>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
   26 |     for(int i=1;i<=s.size();i++){
      |                 ~^~~~~~~~~~

Judge Result