largest of three numbers in c

1#include <stdio.h>
2int main() {
3    double n1, n2, n3;
4    printf("Enter three different numbers: ");
5    scanf("%lf %lf %lf", &n1, &n2, &n3);
6
7    // if n1 is greater than both n2 and n3, n1 is the largest
8    if (n1 >= n2 && n1 >= n3)
9        printf("%.2f is the largest number.", n1);
10
11    // if n2 is greater than both n1 and n3, n2 is the largest
12    if (n2 >= n1 && n2 >= n3)
13        printf("%.2f is the largest number.", n2);
14
15    // if n3 is greater than both n1 and n2, n3 is the largest
16    if (n3 >= n1 && n3 >= n2)
17        printf("%.2f is the largest number.", n3);
18
19    return 0;
20}
21

1/*Program for adding two numbers*/
2#include <stdio.h>
3int main(){
4	int a, b;
5    printf("Enter the first number: \n"); //Prompts user to enter the first number.
6    scanf("%d", &a);//Accepts input and saves it to variable a
7    printf("Enter the second number: \n");
8    scanf("%d", &b);//Accepts input and saves it to variable a
9    if (a > b){
10    	printf("%d is greater than %d", a, b);
11        }
12    else
13    	printf("%d is greater than %d", b, a);
14}

1#include <stdio.h>
2int main() {
3    double n1, n2, n3;
4    printf("Enter three numbers: ");
5    scanf("%lf %lf %lf", &n1, &n2, &n3);
6
7    if (n1 >= n2) {
8        if (n1 >= n3)
9            printf("%.2lf is the largest number.", n1);
10        else
11            printf("%.2lf is the largest number.", n3);
12    } else {
13        if (n2 >= n3)
14            printf("%.2lf is the largest number.", n2);
15        else
16            printf("%.2lf is the largest number.", n3);
17    }
18
19    return 0;
20}
21

1#include <stdio.h>
2int main() {
3    double n1, n2, n3;
4    printf("Enter three numbers: ");
5    scanf("%lf %lf %lf", &n1, &n2, &n3);
6
7    // if n1 is greater than both n2 and n3, n1 is the largest
8    if (n1 >= n2 && n1 >= n3)
9        printf("%.2lf is the largest number.", n1);
10
11    // if n2 is greater than both n1 and n3, n2 is the largest
12    else if (n2 >= n1 && n2 >= n3)
13        printf("%.2lf is the largest number.", n2);
14
15    // if both above conditions are false, n3 is the largest
16    else
17        printf("%.2lf is the largest number.", n3);
18
19    return 0;
20}
21