View Code of Problem 84

#include<stdio.h>
#include <string.h>
#include <math.h>
int main(){
	char a[10000];
	int i;
	int flag=0;
	while(gets(a)){
		for(i=0;i<strlen(a);i++){
			if(a[i]=='s'||a[i]=='S'){
				if(a[i+1]=='a'||a[i+1]=='A'){
					if(a[i+2]=='l'||a[i+2]=='L'){
						if(a[i+3]=='t'||a[i+3]=='T'){
							flag=1;
							break;
						}
					}
				}
			}
		}
		if(flag==1){
			puts(a);
		}
	}
	printf("\n");
	return 0;
}