iBokan_ios80_自学系列_1(尾号限行,课本内容)

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/*  北京市实行机动车尾号限行政策,每天限行两个不同车号,一周5天执行. int weekday;星期几 int hk;车号 int tiaojian;条件   ^这个 条件  的定义.....    */#include <stdio.h>int main(){    int weekday;    int hk;    int tiaojian = 0;    printf("\n请输入星期几(用数字1-5表示)和您的车尾号,用空格或者回车隔开.\n\n\n");    scanf("%d %d",&weekday,&hk);    printf("\n\n\n您输入的是: 星期%d \n您的车尾号: 尾号%d \n\n\n",weekday,hk);    switch (hk) {        case 2:case 7:            if (weekday == 1) {                tiaojian = 1;            }            break;        case 3:case 8:            if (weekday == 2) {                tiaojian = 1;            }            break;        case 4:case 9:            if (weekday == 3) {                tiaojian = 1;            }            break;        case 5:case 0:            if (weekday == 4) {                tiaojian = 1;            }            break;        case 1:case 6:            if (weekday == 5) {                tiaojian = 1;            }            break;        default:            printf("对不起,我们不能识别您输入的车尾号.\n\n\n");            tiaojian = 1;            break;    }    if (tiaojian == 1) {        printf("\n\n\n您今天的车市限行的.\n\n\n");    }else{            printf("\n\n\n您今天的车不限行.\n\n\n");    }            return 0;}

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