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本题要求实现函数,可以根据下表查找到星期,返回对应的序号。
序号 | 星期 |
---|---|
0 | Sunday |
1 | Monday |
2 | Tuesday |
3 | Wednesday |
4 | Thursday |
5 | Friday |
6 | Saturday |
int getindex( char *s );
函数getindex
应返回字符串s
序号。如果传入的参数s
不是一个代表星期的字符串,则返回-1。
#include#include #define MAXS 80int getindex( char *s );int main(){ int n; char s[MAXS]; scanf("%s", s); n = getindex(s); if ( n==-1 ) printf("wrong input!\n"); else printf("%d\n", n); return 0;}/* 你的代码将被嵌在这里 */
Tuesday
2
today
wrong input!
int getindex(char *s){
int week; char *ch[7]={"Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Staturday"}; for(week=0;week<7;week++){ if(strcmp(s,ch[week])==0){ break; } else if(week==7){ return -1; }return week; }
}
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