Submission #1285682

#	Time	Username	Problem	Language	Result	Execution time	Memory
1285682		MasterMoon	Tracks in the Snow (BOI13_tracks)	C++20	2.19 / 100	163 ms	580 KiB

tracks

#include <bits/stdc++.h>
using namespace std;
#define __Master_Moon__ int main()
#define ll long long
#define el "\n"
#define fi first
#define sq(x) (x)*(x)
#define se second
#define pub push_back
#define puf push_front
#define pii pair <int, int>
#define pll pair <long long, long long>
#define piii pair <int, pair <int, int>>
#define iiii pair <int, pair <int, pair <int, int>>>
#define plll pair <long long, pair <long long, long long>>
#define FOR(i, a, b) for(ll i = (a);i <=(b);i++)
#define FO(i, a, b) for(int i = (a);i >= (b);i--)
#define REP(i, n) for(int i = 0;i < (n);i++)
long const maxn = 1e6+5;
int n,m,ans,cnt[2];
void solve()
{ 
    cin >> n >> m;
    FOR(i,1,n) 
    {
        FOR(j,1,m)
        {
            char c;
            cin >> c;
            if(c == 'F') cnt[0]++;
            if(c == 'R') cnt[1]++;
        }
    }
    ans += (cnt[0] != 0);
    ans += (cnt[1] != 0);
    cout << ans;
}  
__Master_Moon__
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    solve();
    return 0;
}

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