#include <stdio.h> //若只题目难度 int main() { int a; scanf("%d",&a); switch(a){ case 1:printf("Monday");break; case 2:printf("Tuesday");break; case 3:printf("Wednesday");break; case 4:printf("Thursday");break; case 5:printf("Friday");break; case 6:printf("Saturday");break; case 7:printf("Sunday");break; } return 0; }