提出 #68333910

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ソースコード 拡げる

#include<fstream>
#include<iostream>
#include<iomanip>
#include<vector>
#include<queue>
#include<unordered_set>
#include<unordered_map>
#include<map>
#include<cmath>
#include<numbers>
#include<algorithm>
#include<string>
#include<set>
#include<stack>
#include<random>
#include<bitset>
#include<cassert>
#include<exception>
#include<regex>

using namespace std;
using ll=long long;
using uset=unordered_set<long long>;

int H,W;
vector<string> strs;

struct point{
	int x,y;
	point():x(0),y(0){}
	point(int x,int y):x(x),y(y){}

	point operator+(const point& a){
		return point(a.x+x,a.y+y);
	}
	bool rangeCheck(){
		return 0<=x&&x<W&&0<=y&&y<H;
	}
	bool mapCheck(){
		return rangeCheck()&&strs[y][x]=='.';
	}
	bool operator<(const point& a)const{
		if(x!=a.x)return x<a.x;
		return y<a.y;
	}
	bool operator>(const point& a)const{
		if(x!=a.x)return x>a.x;
		return y>a.y;
	}
};

template<typename T>
bool chmax(T& a,const T& b){
	if(a<b){
		a=b;
		return true;
	}
	return false;
}
template<typename T>
bool chmin(T& a,const T& b){
	if(a>b){
		a=b;
		return true;
	}
	return false;
}

int main(){
	string S;
	cin>>S;
	double ans=0;

	for(int i=1;i<=S.size();i++){
		for(int j=0;j<i;j++){
			if(i-j<=2)continue;

			if(S[j]==S[i-1]&&S[i-1]=='t'){
				int cnt=0;
				for(int k=j;k<i;k++){
					if (S[k] == 't')cnt++;
				}
				chmax(ans,(double)(cnt-2)/(i-j-2));
			}
		}
	}
	cout << fixed << setprecision(15) << ans << endl;
	return 0;
}

提出情報

コンパイルエラー

Main.cpp: In function ‘int main()’:
Main.cpp:74:22: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::__cxx11::basic_string<char>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
   74 |         for(int i=1;i<=S.size();i++){
      |                     ~^~~~~~~~~~

ジャッジ結果