#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; }