从字符数组s中删除存放在c中的字符

#include <stdio.h>
#include <string.h>
int main(int argc,char *argv[])
{
	char s[80],c,s1[80];
	int j,k;
	printf("\nEnter a string: ");
	scanf("%s",s);
		
	for(j=k=0;s[j]!='\0';j++)
	{
		if(s[j] != 'c')
			s1[k++] = s[j];	
	}
	s1[k] = '\0';

	printf("%s\n",s1);
	
	return 0;
}