//sqrt(abc) = a+b+c
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
int main(){
    int a,b,c;
    int igaz = 0;
    for(int i = 0; i<100;i++){
        int num = i;
        c = num % 10;
        num = num / 10;
        b = num % 10;
        num = num / 10;
        a = num % 10;
        num = a*100 + b*10 + c;
        if(a+b+c == sqrt(num)){
            igaz = 1;
            printf("%d%d%d\n", a, b, c);
        }
    }
    return 0;
}
 

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