Pointer 3

• Problem Description

  
  Write a program to subtract two double values using pointer
  
  Input and Output Format:
  
  Refer sample input and output for formatting specification.
  
  All float values are displayed correct to 2 decimal places.
  
  All text in bold corresponds to input and the rest corresponds to output

• Test Case 1

  
  Input (stdin)

  4
  
  5
  
  

  Expected Output

  -1.00

• Test Case 2

  
  Input (stdin)

  10
  
  6
  
  

  Expected Output

  4.00

• Program

• #include <stdio.h>
  int main()
  {
    float a,b,c;
    scanf("%f%f",&a,&b);
    c=a-b;
    printf("%f",c);
    
   return 0;
  }