c语言中switch语句

 

001、

#include <stdio.h>

int main(void)
{
    int i;
    
    printf("i = "); scanf("%d", &i);
    
    switch(i % 3)         ## 条件
    {
        case 0: puts("can be devided by 3."); break;       ## 匹配不同情况
        case 1: puts("devided 3, remainder is 1"); break;
        case 2: puts("devided 3, remainder is 2"); break;
    }
    
    return 0;
}

 

 

002、

#include <stdio.h>

int main(void)
{
    int i;
    printf("i = "); scanf("%d", &i);
    
    switch(i)
    {
        case 1: puts("A");  puts("B"); break;
        case 2: puts("C");
        case 5: puts("D"); break;
        case 6: 
        case 7: puts("E"); break;
        default : puts("F"); break;
    }
    
    return 0;
}