#include <stdio.h> 

union test1 
{ 
    int x; 
    int y; 
} Test1;
 
union test2 
{ 
    int x; 
    char y; 
} Test2; 

union test3 
{ 
    int arr[10]; 
    char y; 
} Test3; 

int main() 
{ 
    printf(\"%lu %lu %lu\", sizeof(Test1), 
    sizeof(Test2), sizeof(Test3)); 

    return 0; 
}