Submission #1120343

#	Time	Username	Problem	Language	Result	Execution time	Memory
1120343		vjudge1	Tracks in the Snow (BOI13_tracks)	C++17	2.19 / 100	173 ms	2376 KiB

tracks

#include <bits/stdc++.h>

// #pragma GCC optimize("Ofast,no-stack-protector,unroll-loops")
// #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#define int long long
#define ll long long
#define pii pair<int, int>
#define all(v) v.begin(), v.end()
using namespace std;
const int oo = 1e9 + 9;
const int MAX = 4e5 + 5, LOGMAX = 20, B = 441, MOD = 998244353;

void solve(){
    int n, m; cin >> n >> m;
    bool r = 0, f = 0;
    for(int i = 1; i <= n; i++){
        for(int j = 1; j <= m; j++){
            char c; cin >> c;
            if(c == 'R') r = 1;
            if(c == 'F') f = 1;
        }
    }
    cout << r + f << '\n';
}   

signed main(){
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int t = 1;
    // cin >> t;
    while(t--) solve();
}

• Subtask 1: 0 / 30
• Subtask 2: 2.1875 / 70