View Code of Problem 91

#include<stdio.h>
int main(){
	int n=90;
	//scanf("%d",&n);
	printf("%d=",n);
	for(int i=2;i<n;i++){
		while(n!=i){
			if(n%i==0){
				printf("%d*",i);
				n=n/i;	
			}else{
				break;//只要有存在n对i求余存在不为0 那就跳出这个while 
			}		
		}	
	} 
	printf("%d",n);	
	
	
	
	return 0;
}

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