Files
PAT/PATBasic/1063.c
2022-01-08 03:01:51 +08:00

18 lines
251 B
C

#include <stdio.h>
#include <math.h>
int main()
{
int N, R, I, norm = 0;
scanf("%d", &N);
for (int i = 0; i < N; i++) {
scanf("%d %d", &R, &I);
if (R * R + I * I > norm)
norm = R * R + I * I;
}
printf("%.2lf", sqrt(norm));
return 0;
}