POJ 1005

#include <stdio.h>

const float PI = 3.1415926;

int main()
{
    int i,  N, A;
    scanf("%d", &N);
    float X, Y;
    for( i = 1; i <= N; i++)
    {
        scanf("%f%f", &X, &Y);

        A = (int)((X*X + Y*Y) * PI / 100) + 1;

        printf("Property %d: This property will begin eroding in year %d.\n", i, A);
    }

    printf("END OF OUTPUT.\n");
    return 0;
}