#include <stdio.h>
int main(void) {
int mon,day;
switch(mon){
case 1:
if(day <= 19){
}else if(day >= 20){
break;
}
case 2:
if(day <= 18){
}else if(day >= 19){
break;
}
case 3:
if(day <= 20){
}else if(day >= 21){
break;
}
case 4:
if(day <= 19){
}else if(day >= 20){
break;
}
case 5:
if(day <= 20){
}else if(day >= 21){
break;
}
case 6:
if(day <= 21){
}else if(day >= 22){
break;
}
case 7:
if(day <= 22){
}else if(day >= 23){
break;
}
case 8:
if(day <= 22){
}else if(day >= 23){
break;
}
case 9:
if(day <= 22){
}else if(day >= 23){
break;
}
case 10:
if(day <= 23){
}else if(day >= 24){
break;
}
case 11:
if(day <= 21){
}else if(day >= 22){
break;
}
case 12:
if(day <= 21){
}else if(day >= 22){
break;
}
}
return 0;
}
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