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- joel_1993 2021-09-05 11:34关注
你好,大致程序是这样的
#include <stdio.h> struct student{ char id[100]; float math; float physics; float chemisty; float chinese; float gymnastics; }; // 计算数学分平均 float math_average(struct student s[], int n){ int i; float ave; ave = 0; for(i=0; i<n; i++) ave+=s[i].math; ave = ave/n; return ave; } void fail(struct student s[], int n){ int count, i; float ave; for(i=0; i<n; i++){ count = 0; if(s[i].math<60)count++; if(s[i].physics<60)count++; if(s[i].chemisty<60)count++; if(s[i].chinese<60)count++; if(s[i].gymnastics<60)count++; if(count>=2){ ave = (s[i].math + s[i].physics + s[i].chemisty + s[i].chinese + s[i].gymnastics)/5; printf("%s\n",s[i].id); printf("math\tphysics\tchemisty\tchinese\tgymnastics\taverage\n"); printf("%.2f\t%.2f\t%.2f\t\t%.2f\t%.2f\t\t%.2f\n", s[i].math, s[i].physics, s[i].chemisty,s[i].chinese, s[i].gymnastics,ave); } } } void success(struct student s[], int n){ int count, i; float ave; for(i=0; i<n; i++){ count = 0; ave = (s[i].math + s[i].physics + s[i].chemisty + s[i].chinese + s[i].gymnastics)/5; if(s[i].math>=80)count++; if(s[i].physics>=80)count++; if(s[i].chemisty>=80)count++; if(s[i].chinese>=80)count++; if(s[i].gymnastics>=80)count++; if(count==5||ave>=85){ printf("%s\n",s[i].id); printf("math\tphysics\tchemisty\tchinese\tgymnastics\taverage\n"); printf("%.2f\t%.2f\t%.2f\t\t%.2f\t%.2f\t\t%.2f\n", s[i].math, s[i].physics, s[i].chemisty,s[i].chinese, s[i].gymnastics,ave); } } } int main(){ float a; struct student s[10]= { {"2021000001",56,78,89,90,45}, {"2021000002",56,78,89,90,45}, {"2021000003",56,78,89,90,45}, {"2021000004",56,78,89,90,45}, {"2021000005",56,78,89,90,45}, {"2021000006",56,78,89,90,45}, {"2021000007",80,81,89,90,85}, {"2021000008",56,78,89,90,45}, {"2021000009",59,95,95,90,100}, {"2021000010",56,78,89,90,45}}; printf("average math grade:%.2f\n",math_average(s,10)); printf("\nFail的学生:\n"); fail(s, 10); printf("\nSuccess的学生:\n"); success(s, 10); return 0; }
运行结果截图
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