#include <stdio.h>
int main(void)
{
int sum = 0;
while( sum < 10 )
{
switch( sum )
{
case 0:
sum += 1;
case 2:
sum += 2;
case 3:
sum += 3;
break;
default:
sum += 7;
break;
}
}
return 0;
}
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