数字转星期

#include <stdio.h>  int main()  {  //char w;//scanf("%c",&w);int w;scanf("%d",&w);switch(w){/*case '1':printf("Monday\n");break;case '2':printf("Tuesday\n");break;case '3':printf("Wednesday\n");break;case '4':printf("Thursday\n");break;case '5':printf("Friday\n");break;case '6':printf("Saturday\n");break;case '7':printf("sunday\n");break;*/case 1:printf("Monday\n");break;case 2:printf("Tuesday\n");break;case 3:printf("Wednesday\n");break;case 4:printf("Thursday\n");break;case 5:printf("Friday\n");break;case 6:printf("Saturday\n");break;case 7:printf("sunday\n");break;default:printf("wrong number\n");break;}return 0;  }