#include <stdio.h>                                                              
unsigned int is_unsigned(unsigned int a) {                                              
return a;                                                                
}                                                          
 
int main() {                                                                    
    unsigned int a = 2;                                             
    int b = -5;                                                             
    printf("%u\n", is_unsigned(a + b));                                         
    return 0;                                                                   
}            

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