Submission #22237494

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Source Code Expand

#include<bits/stdc++.h>
#define rep(i,a,b) for(int i=a;i<b;i++)
#define rrep(i,a,b) for(int i=a;i>=b;i--)
#define fore(i,a) for(auto &i:a)
#define all(x) (x).begin(),(x).end()
//#pragma GCC optimize ("-O3")
using namespace std; void _main(); int main() { cin.tie(0); ios::sync_with_stdio(false); _main(); }
typedef long long ll; const int inf = INT_MAX / 2; const ll infl = 1LL << 60;
template<class T>bool chmax(T& a, const T& b) { if (a < b) { a = b; return 1; } return 0; }
template<class T>bool chmin(T& a, const T& b) { if (b < a) { a = b; return 1; } return 0; }
//---------------------------------------------------------------------------------------------------
/*---------------------------------------------------------------------------------------------------
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string S;
string zone = "ZONe";
//---------------------------------------------------------------------------------------------------
void _main() {
	cin >> S;

	int ans = 0;
	rep(i, 0, S.length()) if (S.substr(i, 4) == zone) ans++;
	cout << ans << endl;

}

Submission Info

Compile Error

./Main.cpp: In function ‘void _main()’:
./Main.cpp:2:33: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::__cxx11::basic_string<char>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
    2 | #define rep(i,a,b) for(int i=a;i<b;i++)
......
   42 |  rep(i, 0, S.length()) if (S.substr(i, 4) == zone) ans++;
      |      ~~~~~~~~~~~~~~~~            
./Main.cpp:42:2: note: in expansion of macro ‘rep’
   42 |  rep(i, 0, S.length()) if (S.substr(i, 4) == zone) ans++;
      |  ^~~

Judge Result