提出 #68329105

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ソースコード 拡げる

#include <bits/stdc++.h>
using namespace std;

    // Typedef
typedef unsigned int uint;
typedef unsigned long long ull;
typedef long long ll;
typedef vector<int> vi;
typedef vector<ll> vll;
typedef vector<bool> vb;
typedef vector<vi> vvi;
typedef vector<vll> vvll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef vector<pii> vpii;
typedef vector<pll> vpll;
typedef map<int, int> mii;
typedef map<char, int> mci;
typedef map<ll, ll> mll;
typedef set<int> si;

    // Macros
#define PB push_back
#define IN insert
#define all(x) x.begin(), x.end()
#define trav(i, a) for (auto &i : a)
#define GCD __gcd
#define MP make_pair
#define F first
#define S second
#define endl '\n'
#define sz(x) (ll)x.size()
#define LB lower_bound
#define UB upper_bound
#define DEBUG(i) cout << "DEBUG " << i << "\n";
#define CASE(i) cout << "Case " << i << ": ";
#define FOR(i, a, b) for (int i = a; i < b; i++)
#define REP(i, a, b) for (int i = a; i <= b; i++)
#define REV(i, a, b) for (int i = a; i >= b; i--)
#define GT(x) greater<x>()
#define setpre(n) fixed << setprecision(n)
#define print(x) for(auto &i : x) cout << i << " " ; cout '\n'
#define SZ(x) x.size()
#define LEN(s) s.length()
#define MEM(arr, val) memset(arr, val, sizeof(arr));

    // Functions
template <typename T>
void pv(vector<T> &a){
    for (T u : a) cout << u << ' ';
    cout << '\n';
}


template <typename T>
void pv2(vector<vector<T>> &a){
    for (auto &aa : a) {
        pv(aa);
    }
}


    // Constants
const ll MOD7 = 1e9 + 7;
const ll MOD9 = 998244353;
const int dx[4] = {-1, 1, 0, 0};
const int dy[4] = {0, 0, -1, 1};


    // Custom Functions
void fast() {
    ios::sync_with_stdio(false);
    cin.tie(0);
}

ull LCM(ull a, ull b){
   return (a * b) / GCD(a, b);
}

    // Custom Comparator
bool cmp(const pair<char, pair<int, int>>& x, const pair<char, pair<int, int>>& y){
    return x.F < y.F;
}


    // Extra Info
// INT_MAX for max value... min_diff = INT_MAX
// INT_MIN for min value... max_sum = INT_MIN --> for Kadane's Algorithm

    // Global Variables
// const int LMT = 1000 + 10;
// vector<vector<int>> adj(LMT);
// vector<bool> vis(LMT, 0);
// vi ans;
// bool isOk = 0;



void solve(ll tc){

    string s;
    cin >> s;

    int n = SZ(s);

    vi v;
    FOR(i, 0, n){
        if (s[i] == 't') v.PB(i);
    }

    if (SZ(v) <= 1){
        cout << setpre(9) << 0.0 << '\n';
        return;
    }

    double ans = 0;
    for (int i = 0; i < SZ(v) - 1; i++){
        for (int j = i + 1; j < SZ(v); j++){
            double tt = v[j] - v[i] + 1;
            if (tt < 3) continue;
            double x = j - i + 1;

            double temp = (x - 2) / (tt - 2);
            ans = max(ans, temp);
        }
    }

    cout << setpre(9) << ans << '\n';

}







int main(void){

    fast();

    // precal();

    // freopen("fenceplan.in", "r", stdin);
    // freopen("fenceplan.out", "w", stdout);

    ll t = 1;
    int i = 1;
    // cin >> t;

    // for (ll i = 1; i <= t; i++) 
        solve(i);

}

提出情報

コンパイルエラー

Main.cpp: In function ‘void solve(ll)’:
Main.cpp:117:23: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::vector<int>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
  117 |     for (int i = 0; i < SZ(v) - 1; i++){
      |                     ~~^~~~~~~~~~~
Main.cpp:118:31: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::vector<int>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
  118 |         for (int j = i + 1; j < SZ(v); j++){
      |                               ^
Main.cpp:99:15: warning: unused parameter ‘tc’ [-Wunused-parameter]
   99 | void solve(ll tc){
      |            ~~~^~
Main.cpp: In function ‘int main()’:
Main.cpp:147:8: warning: unused variable ‘t’ [-Wunused-variable]
  147 |     ll t = 1;
      |        ^

ジャッジ結果