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//===========================================================================//// //// 清镇一中校园十大歌手打分程序 // // --------------------------------------------------------------------------//// 版 本：1.0.0.0 //// 开发日期：2010.10.10 //// 编译平台：Visual C++ 6.0 //// 作 者：清镇一中 易瑞智 //// 指导老师：汪思言 ////===========================================================================//#include <stdio.h>#include <stdlib.h>#include <malloc.h>#include <string.h>#ifndef NULL#define NULL 0#endifvoid enter_singer();void enter_score();void print_ranking();void print_singers();void free_mem();struct SINGER { char name[20]; int number; float max_sco; float min_sco; float final_sco; float sco[10]; struct SINGER *next;};struct SINGER *head1 = NULL; struct SINGER *head2 = NULL;char line[80];int chg_state1=0,chg_state2=0;int main(char *argv[], int argc){ while( 1 ) { system("cls"); printf( "========================================" "=======================================/n"); printf("%-30s校园十大歌手打分程序%29s/n", "|", "|"); printf("|%75s |/n", ""); printf("%-30s作者:清镇一中 易瑞智%29s/n", "|", "|"); printf( "========================================" "=======================================/n"); printf("> 请选择功能/n/n"); printf(" A、输入选手信息/n"); printf(" B、输入选手得分/n"); printf(" C、按名次打印得分/n"); printf(" D、按选手打印得分/n"); printf(" E、退出程序/n"); printf("/n>"); gets(line); strupr(line); switch(*line) { case 'A': enter_singer(); break; case 'B': enter_score(); break; case 'C': print_ranking(); break; case 'D': print_singers(); break; case 'E': free_mem(); return 0; default: printf("无效命令！/n"); } system("pause"); } return 0;}//=============================================================================// 录入选手信息//=============================================================================void enter_singer(){ struct SINGER snr; struct SINGER *p1, *p2; snr.final_sco = snr.max_sco = snr.min_sco = 0.0f; memset(snr.sco,sizeof(snr.sco)*sizeof(float), 0); snr.next = 0; printf("请输入选手编号:"); gets(line); snr.number = atoi(line); if(snr.number<=0) { printf("选手编号无效！/n"); return; } printf("请输入选手姓名:"); gets(line); line[20]='/0'; strcpy(snr.name,line); p1 = (struct SINGER *)malloc(sizeof(struct SINGER)); p2 = (struct SINGER *)malloc(sizeof(struct SINGER)); memcpy(p1, &snr, sizeof(struct SINGER)); memcpy(p2, &snr, sizeof(struct SINGER)); p1->next = head1; head1 = p1; p2->next = head2; head2 = p2; // 设置是否需要排序 chg_state1=chg_state2=1;}//=============================================================================// 录入选手得分//=============================================================================void enter_score(){ struct SINGER *p1, *p2, *p3; int a; printf("请输入需要评分的选手编号："); gets(line); a=atoi(line); p1=head1; while(p1!=NULL && p1->number!=a) p1=p1->next; if(p1==NULL) { printf("无此编号的选手!/n"); return; } for(a=0;a<10;a++) { printf("输入第%d位评委得分:", a+1); gets(line); p1->sco[a]=(float)atof(line); } p1->max_sco=p1->sco[0]; p1->min_sco=p1->sco[0]; p1->final_sco=p1->sco[0]; for(a=1;a<10;a++) { if(p1->max_sco<p1->sco[a])p1->max_sco=p1->sco[a]; if(p1->min_sco>p1->sco[a])p1->min_sco=p1->sco[a]; p1->final_sco+=p1->sco[a]; } p1->final_sco=(float)((p1->final_sco-p1->max_sco-p1->min_sco)/8.0); p2=head2; while(p2!=NULL && p2->number!=p1->number) p2=p2->next; p3=p2->next; memcpy(p2,p1,sizeof(struct SINGER)); p2->next=p3; // 设置是否需要排序 chg_state1=chg_state2=1;}//=============================================================================// 按选手编号升序打印选手信息//=============================================================================void print_ranking(){ struct SINGER *p1,*p2,*p3, snr; int rnk; if(chg_state2==1) { p1=head1; while(p1!=NULL) { p3=p1; p2=p1->next; while(p2!=NULL) { if(p3->final_sco<p2->final_sco) p3=p2; p2=p2->next; } if(p3!=p1) { memcpy(&snr,p1,sizeof(struct SINGER)); memcpy(p1,p3,sizeof(struct SINGER)); p1->next=snr.next; snr.next=p3->next; memcpy(p3,&snr,sizeof(struct SINGER)); } p1=p1->next; } chg_state2=0; } printf("%-5s%-10s%-10s%-10s%-10s%-10s/n", "名次", "编号", "姓名", "最高分", "最低分", "最后得分"); p1=head1; rnk=1; while(p1!=NULL) { printf("%-5d%-10d%-10s%-10.2f%-10.2f%-10.2f/n", rnk, p1->number, p1->name, p1->max_sco, p1->min_sco, p1->final_sco); rnk++; p1=p1->next; }}//=============================================================================// 按名次打印选手信息//=============================================================================void print_singers(){ struct SINGER *p1,*p2,*p3, snr; if(chg_state1==1) { p1=head1; while(p1!=NULL) { p3=p1; p2=p1->next; while(p2!=NULL) { if(p3->number>p2->number) p3=p2; p2=p2->next; } if(p3!=p1) { memcpy(&snr,p1,sizeof(struct SINGER)); memcpy(p1,p3,sizeof(struct SINGER)); p1->next=snr.next; snr.next=p3->next; memcpy(p3,&snr,sizeof(struct SINGER)); } p1=p1->next; } chg_state1=0; } printf("%-10s%-10s%-10s%-10s%-10s/n", "编号", "姓名", "最高分", "最低分", "最后得分"); p1=head1; while(p1!=NULL) { printf("%-10d%-10s%-10.2f%-10.2f%-10.2f/n", p1->number, p1->name, p1->max_sco, p1->min_sco, p1->final_sco); p1=p1->next; }}//=============================================================================// 释放内存//=============================================================================void free_mem(){ struct SINGER *p1,*p2; p1=head1; while(p1!=NULL) { p2=p1->next; free(p1); p1=p2; } p1=head2; while(p1!=NULL) { p2=p1->next; free(p1); p1=p2; } head1=head2=NULL;}