Submission #8996341

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Source Code Expand

#include <stdio.h>

int h, w;
char p[502*502];

void f(char* q)
{
	if (*q=='#')
		return;
	if (*q=='g') {
		printf("Yes");
		exit(0);
	}
	*q = '#';
	f(q-1);
	f(q+1);
	f(q-w);
	f(q+w);
}

int main()
{
	scanf("%d%d",&h,&w);
	h += 2;
	w += 2;
	char* q = p;
	memset(q,'#',w);
	q += w;
	for ( int y = 0 ; y < h-2 ; y++ ) {
		*q = '#';
		scanf( "%s", q+1 );
		*(q+w-1) = '#';
		q += w;
	}
	memset(q,'#',w);
	f(strchr(p,'s'));
	printf("No");
}

Submission Info

Compile Error

./Main.c: In function ‘f’:
./Main.c:12:3: warning: implicit declaration of function ‘exit’ [-Wimplicit-function-declaration]
   exit(0);
   ^
./Main.c:12:3: warning: incompatible implicit declaration of built-in function ‘exit’
./Main.c:12:3: note: include ‘<stdlib.h>’ or provide a declaration of ‘exit’
./Main.c: In function ‘main’:
./Main.c:27:2: warning: implicit declaration of function ‘memset’ [-Wimplicit-function-declaration]
  memset(q,'#',w);
  ^
./Main.c:27:2: warning: incompatible implicit declaration of built-in function ‘memset’
./Main.c:27:2: note: include ‘<string.h>’ or provide a declaration of ‘memset’
./Main.c:36:4: warning: implicit declaration of function ‘strchr’ [-Wimplicit-function-declaration]
  f(strchr(p,'s'));
    ^
./Main.c:36:4: warning: incompatible implicit declaration of built-in function ‘strchr’
./Main.c:36:4: note: include ‘<string.h>’ or provide a declaration of ‘strchr’
./Main.c:23:2: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-...

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