实验六
实验1
#include<stdio.h>#include<stdlib.h>#include<string.h> #define N 4 typedef struct student { int id; char name[20]; char subject[20]; float perf; float mid; float final; float total; char level[10]; } STU;void input(STU[],int ); void calc(STU[],int); int fail(STU[],STU [],int); void sort(STU[],int); void print(STU[], int); int main() { STU st[N],fst[N]; int k; printf("录入学生成绩信息:\n"); input(st,N); printf("\n成绩处理...\n"); calc(st,N); k = fail(st,fst,N); sort(st, N); printf("\n学生成绩排名情况:\n"); print(st, N); printf("\n不及格学生信息:\n"); print(fst, k); return 0;} void input(STU s[],int n) { int i; for(i=0;i<n;i ) scanf("%d %s %s %f %f %f",&s[i].id,s[i].name,s[i].subject,&s[i].perf,&s[i].mid,&s[i].final);}void calc(STU s[],int n) { int i; for(i=0;i<n;i ) { s[i].total=s[i].perf*0.2 s[i].mid*0.2 s[i].final*0.6; if(s[i].total>=90) strcpy(s[i].level,"优"); else if(s[i].total>=80 && s[i].total<90) strcpy(s[i].level,"良"); else if(s[i].total>=70 && s[i].total<80) strcpy(s[i].level,"中"); else if(s[i].total>=60 && s[i].total<70) strcpy(s[i].level,"及格"); else strcpy(s[i].level,"不及格"); }}int fail(STU s[],STU t[],int n) { int i,k=0; for(i=0;i<n;i ) if(s[i].total<60) t[k ]=s[i]; return k;}void sort(STU s[],int n) { int i,j; STU temp; for(i=0;i<n-1;i ) for(j=0;j<n-1-i;j ) if(s[j].total<s[j 1].total) { temp = s[j]; s[j] = s[j 1]; s[j 1] = temp; }}void print(STU s[], int n) { int i; printf("-----------------\n"); printf("学号 姓名 考试科目 平时成绩 期中成绩 期末成绩 总评成绩 成绩等级\n"); for(i=0;i<n;i ) printf("] s s %5.1f %5.1f %5.1f %5.1f s\n",s[i].id,s[i].name,s[i].subject,s[i].perf,s[i].mid,s[i].final,s[i].total,s[i].level);}
实验2
#include <stdio.h>const int N=5;typedef struct student { long no; char name[20]; int score; }STU;void input(STU s[], int n);int findMinlist(STU s[], STU t[], int n);void output(STU s[], int n);int main() { STU stu[N], minlist[N]; int count; printf("录入%d个学生信息\n", N); input(stu, N); printf("\n统计最低分人数和学生信息...\n"); count = findMinlist(stu, minlist, N); printf("\n一共有%d个最低分，信息如下:\n", count); output(minlist, count); return 0;} void input(STU s[], int n) { int i; for(i=0; i<n; i ) scanf("%ld %s %d", &s[i].no, s[i].name, &s[i].score);} void output(STU s[], int n) { int i; for(i=0; i<n; i ) printf("%ld %s %d\n", s[i].no, s[i].name, s[i].score); } int findMinlist(STU s[], STU t[], int n) { int min=100,i,k=0; for(i=0;i<n;i ) if(s[i].score<min) min=s[i].score; for(i=0;i<n;i ) if(s[i].score==min){ t[k ]=s[i]; } return k;}
实验3
#include <stdio.h> #include <string.h>const int N = 10;typedef struct student { long int id; char name[20]; float objective; float subjective; float sum; char level[10]; }STU; void input(STU s[], int n);void output(STU s[], int n);void process(STU s[], int n);int main() { STU stu[N]; printf("录入%d个考生信息: 准考证号，姓名，客观题得分(<=40)，操作题得分(<=60)\n", N); input(stu, N); printf("\n对考生信息进行处理: 计算总分，确定等级\n"); process(stu, N); printf("\n打印考生完整信息: 准考证号，姓名，客观题得分，操作题得分，总分，等级\n"); output(stu, N); return 0;} void input(STU s[], int n) { int i; for(i=0;i<n;i ) scanf("%ld %s %f %f",&s[i].id,s[i].name,&s[i].objective,&s[i].subjective); }void output(STU s[], int n) { int i; for(i=0;i<n;i ) printf("%5ld s %5.1f %5.1f %5.1f s\n",s[i].id,s[i].name,s[i].objective,s[i].subjective,s[i].sum,s[i].level); }void process(STU s[], int n) { int i,j,k; STU temp; for(i=0;i<n;i ) s[i].sum=s[i].objective s[i].subjective; for(i=0;i<n-1;i ) for(j=i 1;j<n;j ) if(s[j].sum>s[i].sum){ temp=s[i]; s[i]=s[j]; s[j]=temp; } for(i=0;i<n;i ){ if(i==0) strcpy(s[i].level,"优秀"); else if(i>0&&i<=4) strcpy(s[i].level,"合格"); else strcpy(s[i].level,"不合格"); }}
赞 (0)