code to check if a triangle is valid or not

// Java implementation to check

// if three points form a triangle

import java.io.*;

import java.util.*;

class GFG {
// Function to check if three

// points make a triangle

static void checkTriangle(int x1, int y1,

                          int x2, int y2,

                          int x3, int y3)

{
    // Calculation the area of

    // triangle. We have skipped

    // multiplication with 0.5

    // to avoid floating point

    // computations

    int a = x1 * (y2 – y3) +

            x2 * (y3 – y1) +

            x3 * (y1 – y2);
    // Condition to check if

    // area is not equal to 0

    if (a == 0)

        System.out.println(“No”);

    else

        System.out.println(“Yes”);

}    in C++ Standard Template Library (STL)

    Modulo Operator (%) in C/C++ with Examples
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1
// Java implementation to check
2
// if three points form a triangle
3
import java.io.*;
4
import java.util.*;
5
6
class GFG {
7
8
// Function to check if three
9
// points make a triangle
10

static void checkTriangle(int x1, int y1,
11
                          int x2, int y2,

12
                          int x3, int y3)
13

{
14
15

    // Calculation the area of
16
    // triangle. We have skipped

17
    // multiplication with 0.5
18

    // to avoid floating point
19
    // computations

20
    int a = x1 * (y2 – y3) +
21

            x2 * (y3 – y1) +
22
            x3 * (y1 – y2);

23
24
    // Condition to check if

25
    // area is not equal to 0
26

    if (a == 0)
27
        System.out.println(“No”);

28
    else
29

        System.out.println(“Yes”);
30
}

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// Driver code

33
public static void main(String[] args)
34

{
35
    int x1 = 1, y1 = 1,

36
        x2 = 2, y2 = 2,
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        x3 = 3, y3 = 3;
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    checkTriangle(x1, y1, x2, y2, x3, y3);

// Driver code

public static void main(String[] args)

{

    int x1 = 1, y1 = 1,

        x2 = 2, y2 = 2,

        x3 = 3, y3 = 3;

    checkTriangle(x1, y1, x2, y2, x3, y3);

}

}