luc017.c

Metadata

• Author — Amit Dutta (amitdutta4255@gmail.com)
• Last updated — 12 Dec 2025
• License — MIT

Problem Statement

Problem Statement

Given a point (x, y), write a program to find out if it lies on X-axis, Y-axis or origin.

Source Code

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#include <stdio.h>
#include <math.h>
#define EPSILON 0.00001

int main()
{
    double x, y;
    printf("Enter the point P(x, y) : ");
    scanf("%lf %lf", &x, &y);
    if (fabs(x) < EPSILON && fabs(y) < EPSILON)
        printf("\nPoint P(%g, %g) lies on the origin.", x, y);
    else if (fabs(x) < EPSILON)
        printf("\nPoint P(%g, %g) lies on the Y-Axis.", x, y);
    else if (fabs(y) < EPSILON)
        printf("\nPoint P(%G, %g) lies on the X-Axis.", x, y);
    else
        printf("\nThe point P(%g, %g) lies in a QUADRANT (not on an axis or the origin).", x, y);
    return 0;
}