#include"stdio.h"
#include"string.h"
#include"stdlib.h"

struct d{
	char name[40];
	int weight;
}dieter[200];

int comp(const void*a,const void*b){
	struct d* x=(struct d*)a;
	struct d* y=(struct d*)b;
	return (x->weight<y->weight);
}

void main(){
	char start[]={"START"},end[]="END";
	char s[20];
	int i,day,pound,len,count=200;
	while(count>0){
		scanf("%s",s);
		if(strcmp(s,start)==0){
			i=0;
			scanf("%s",s);
			while(strcmp(s,end)!=0){
				scanf("%d%d",&day,&pound);
				dieter[i].weight=pound-day;
				strcpy(dieter[i].name,s);
				i++;
				scanf("%s",s);
			}
		}
		len=i;
		qsort(&dieter[0],len,sizeof(dieter[0]),comp);
		for(i=0;i<len;i++)
			printf("%s\n",dieter[i].name);
		printf("\n");
		count--;
	}
}

• comp中不能用关系表达式 (142) tangson 2010-12-02 18:52:47