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同样的程序 不一样的结果?WHY?

Posted by heiheigo at 2005-07-10 11:26:35 on Problem 1006
Source

Problem Id:1006  User Id:heiheigo 
Memory:28K  Time:989MS
Language:C  Result:Accepted

Source 

#include "stdio.h"
int main(){
	int p,e,i,d;
	int j=1;
	int k=1;
	long r;
	while(scanf("%d%d%d%d",&p,&e,&i,&d)){
		if(p==-1)
			break;
		while(k){
			//r=p+(k-1)*23;
			
			if((k-p)%23==0&&(k-e)%28==0&&(k-i)%33==0){
				k=k-d;
				if(k<=0)
					k+=21252;
				break;
			}
			k++;			
		}
		printf("Case %d: the next triple peak occurs in %ld days.\n", j, k);
		j++;
		k=1;
	}
	return 0;
}



Source

Problem Id:1006  User Id:heiheigo 
Memory:28K  Time:1004MS
Language:C  Result:Time Limit Exceed

Source 

#include "stdio.h"
int main(){
	int p,e,i,d;
	int j=1;
	int k=1;
	long r;
	while(scanf("%d%d%d%d",&p,&e,&i,&d)){
		if(p==-1)
			break;
		while(k){
			//r=p+(k-1)*23;
			
			if((k-p)%23==0&&(k-e)%28==0&&(k-i)%33==0){
				k=k-d;
				if(k<=0)
					k+=21252;
				break;
			}
			k++;			
		}
		printf("Case %d: the next triple peak occurs in %ld days.\n", j, k);
		j++;
		k=1;
	}
	return 0;
}




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