Submission #499024

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Source Code Expand

#include<stdio.h>
void word(int x,char S[10],int X);

int main(){
	int n;
	char S[10]="";
	scanf("%d",&n);
	
	word(n-1,S,n-1);
	return 0;
}

void word(int x,char S[10],int X){
	
	S[X-x]='a';
	if(x>0) word(x-1,S,X);
	else printf("%s\n",S);
	S[X-x]='b';
	if(x>0) word(x-1,S,X);
	else printf("%s\n",S);
	S[X-x]='c';
	if(x>0) word(x-1,S,X);
	else printf("%s\n",S);
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:7:2: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
  ^

Judge Result