C program to read and display roll number and percentage from user.

Write a C program to read and display roll number and percentage from user.

Topic to learn: Use of int and float variables in C Program

Following C program will read roll number and percentage from the user and display it on screen. Program shows how to declare and use int and float variables.

#include<stdio.h>

int main()

{

   int rollno;

   float percentage;

 

   printf("Enter your Roll No:");

   scanf("%d", &rollno);

 

   printf("Enter your Percentage:");

   scanf("%f", &percentage);

  

   printf("Your Roll No: %d \n", rollno);

   printf("Your Percentage: %f", percentage); 

   return 0;

}

Output of Program:

Enter your Roll No:101

Enter your Percentage:85

Your Roll No: 101

Your Percentage: 85.000000

Note: By default %f will display up to six decimal points.