HOW TO ADD TWO NUMBERS WITHOUT USING + SIGN

// HOW TO ADD TWO NUMBERS WITHOUT USING + SIGN
#include<stdio.h>

int add(int a,int b)
{
//printf("%*c%*c", a,' ', b,' ');
return printf("%*c%*c",a,'\r',b,'\r');

}

int main(){
int x=2,y=200;
printf("Sum = %d",add(3,5));
printf(" \n%*d",x,y);
printf("\n %d",printf("%*c%*c",x,' ',y,' '));
return 0;
}