management30/7.c

#include <stdio.h>
#include <string.h>
int cnt=0;
struct student{
	int clas;
    char id[20],name[20];
    double score1,score2,score3,total;
}s[10];

void input(){
	int i,j;
	for(i=0;i<7;i++){
		scanf("%s%d%s%lf%lf%lf",s[i].id,&s[i].clas,s[i].name,&s[i].score1,&s[i].score2,&s[i].score3);
		cnt++;
		s[i].total=s[i].score1+s[i].score2+s[i].score3;
	}

}

void select(){
	int n,i,j;
	scanf("%d",&n);
	if(n==1){
		int clas1,clas2;
		scanf("%d-%d",&clas1,&clas2);
		for(i=0;i<cnt;i++){
			if(s[i].clas>=clas1&&s[i].clas<=clas2){
				output(i);
			}
		}
	}
	else if(n==2){
		char range[40],id1[20],id2[20]={};
		scanf("%s",range);
		for(i=0;i<strlen(range);i++){
			if(range[i]=='-'){
				strncpy(id1,range,i);
				int t=0;
				for(i++;i<strlen(range);i++){
					id2[t++]=range[i];
				}
				break;
			}
		}
		for(i=0;i<cnt;i++){
			if(strcmp(s[i].id,id1)>=0&&strcmp(s[i].id,id2)<=0){
				output(i);
			}
		}		
	}
	else if(n==3){
		char capital[20];
		scanf("%s",capital);
		for(i=0;i<cnt;i++){
			int flag=1;
			for(j=0;j<strlen(capital)-1;j++){
				if(s[i].name[j]!=capital[j]){
					flag=0;
					break;
				}
			}
			if(flag) output(i);
		}
	}
	else if(n==4){
		double score;
		scanf("%lf",&score);
		for(i=0;i<cnt;i++){
			if(s[i].total>=score) output(i);
		}
	}
	else if(n==5){
		int clas;
		char range[40],id1[20]={},id2[20]={};
		scanf("%s",range);
		clas=10*(range[0]-'0')+range[1]-'0';
		for(i=0;i<strlen(range);i++){
			if(range[i]=='.'){
				int t=0;
				for(i++;i<strlen(range);i++){
					if(range[i]=='-') break;
					id1[t++]=range[i];
				}
				t=0;
				for(i++;i<strlen(range);i++){
					id2[t++]=range[i];
				}
				break;
			}
		}
		for(i=0;i<cnt;i++){
			if(s[i].clas==clas&&strcmp(s[i].id,id1)>=0&&strcmp(s[i].id,id2)<=0){
				output(i);
			}
		}
	}

}

void order(){
	int i,j;
	for(i=0;i<cnt-1;i++){
		for(j=0;j<cnt-i-1;j++){
			if(s[j].clas>s[j+1].clas||(s[j].clas==s[j+1].clas&&s[j].total<s[j+1].total)){
				struct student t;
				t=s[j];
				s[j]=s[j+1];
				s[j+1]=t;
			}
		}
	}	
}

void output(int i){
	printf("%s %d %s %.1f %.1f %.1f\n",s[i].id,s[i].clas,s[i].name,s[i].score1,s[i].score2,s[i].score3);
}

int main(){
	input();
	order();
	int i;
	for(i=1;i<=5;i++) select();
	return 0;
}
//10001 11 Zhang 99.5 88.5 89.5
//10002 12 Yang 77.9 56.5 87.5
//10003 11 Liang 92.5 99.0 60.5
//10004 11 Cai 89.6 56.9 90.5
//10005 14 Fu 55.6 67.9 98.9
//10006 12 Mao 22.1 45.9 99.2
//10007 13 Zhan 35.6 67.9 88.0
//1 11-13
//2 10001-10004
//3 Zh*
//4 98.0
//5 11.10001-10004