Submission #885392

#	Time	Username	Problem	Language	Result	Execution time	Memory
885392		hihihihaw	Tracks in the Snow (BOI13_tracks)	C++17	2.19 / 100	58 ms	16104 KiB

tracks

#include <bits/stdc++.h>

using namespace std;
#define int long long
#define mod 998244353
#define endl "\n"
#define pb push_back
#define pii pair<int,int>
#define tiii tuple<int,int,int>

void solve(){
	int h,w;
	cin>>h>>w;
	char a[h][w];
	string b;
	for (int i=0;i<h;i++){
		cin>>b;
		for (int j=0;j<w;j++) a[i][j]=b[j];
	}
	int f=0,r=0;
	for (int i=0;i<h;i++){
		for (int j=0;j<w;j++){
			if (a[i][j]=='R') r=1;
			if (a[i][j]=='F') f=1;
		}
	}
	cout<<f+r;
	
	
	
	
	
			
	
	
}
int32_t main() {
	ios_base::sync_with_stdio(0);cin.tie(0);
	if (0){
		freopen("herding.in", "r", stdin);
		freopen("herding.out", "w", stdout);
	}
	int t=1;
	if (!t)cin>>t;
	while(t--){
		solve();
	}
	return 0;
}

Compilation message (stderr)

tracks.cpp: In function 'int32_t main()':
tracks.cpp:40:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   40 |   freopen("herding.in", "r", stdin);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
tracks.cpp:41:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   41 |   freopen("herding.out", "w", stdout);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~

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