#include <stdio.h>
int main(void) {
// your code goes here
int a;
switch(a){
case(1):
case(2):
case(3):
case(4):
case(5):
case(6):
case(7):
case(8):
case(9):
case(10):
case(11):
break;
case(12):
break;
default:
break;}
return 0;
}
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