#include <stdio.h>
int square(int x, int y);
int sum(int x, int y);
int max(int x, int y);
int square(int a,int b){
return (a+b)*(a+b);
}
int sum(int a,int b){
return a*a+b*b;
}
int max(int a,int b){
if(square(a,b)>sum(a,b)){
return square(a,b);
}
else{
return sum(a,b);
}
}
int main(void){
int a,b;
return 0;
}
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