c:踢掉字符串中的指定字符

#include<stdio.h>
#include<stdlib.h>

int main(void){
	char s[] = "hello";
	char d = 'l';
	int i,j;
	
	for(i=j=0;s[i]!='\0';i++){
		if(s[i]!=d){
			s[j++] = s[i];
		}
	}
	s[j] = '\0';
	
	printf("the power number is: %s",s);
	system("pause");
}