C Program to check triangle validity using nested if...else
#include<stdio.h>
int main()
{
int side1, side2, side3;
printf("Enter three side of Triangle: ");
scanf("%d%d%d",&side1,&side2,&side3);
if((side1 + side2) > side3 )
{
if((side2 + side3) > side1)
{
if((side1 + side3) > side2)
{
printf("Traingle is Valid");
}
else
{
printf("Invalid Triangle");
}
}
else
{
printf("Invalid Triangle");
}
}
else
{
printf("Invalid Triangle");
}
return 0;
}
Output
Enter three side of Triangle: 10
12
15
Triangle is Valid