程序设计c语言
运用命令行参数输出星期一到星期天的英文名
程序参考
#include <stdio.h>
int main(int ac,char *av[])
{
static char *days[8] =
{"","Monday","Tuesday","Wednesday"
,"Thursday","Friday","Saturday","Sunday"};
if (ac!=2 || av[1][0]<'0' || av[1][0]>'7' || av[1][1])
printf("Parameter Error! ");
else
printf("%s ",days[av[1][0]-'0']);
return 0;
}
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