Submission #28093

#	Time	Username	Problem	Language	Result	Execution time	Memory
28093		Shocking Hot (#71)	The City and The Bitcoin (FXCUP2_city)	C++14	1 / 1	13 ms	2384 KiB

city

#include<bits/stdc++.h>
using namespace std;
const int N = 305;

int n, m, a[N][N];

void dfs (int X, int Y) {
	if(!a[X][Y]) return;
	a[X][Y] = 0;
	dfs(X+1, Y); dfs(X, Y+1);
}

int main()
{
	scanf("%d%d",&m,&n);
	for(int i=1;i<=n;i++) {
		for(int j=1;j<=m;j++) {
			scanf("%d",&a[i][j]);
		}
	}
	dfs(1, 1);
	puts(a[n][m]?"No":"Yes");
}

Compilation message (stderr)

city.cpp: In function 'int main()':
city.cpp:15:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&m,&n);
                     ^
city.cpp:18:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d",&a[i][j]);
                        ^

• Subtask 1: 1 / 1