Question

4. Write a program trace for the pseudocode in Exercise • E4.6, assuming the input values are 4 7 –2 –5 0.

Ans.

first	value	minimum	output

• E4.6 --> This is the pseudocode

Set a Boolean variable "first" to true.

While another value has been read successfully

   If first is true

      Set the minimum to the value.

      Set first to false.

   Else if the value is less than the minimum

      Set the minimum to the value.

Print the minimum.

Answer 1

// PLEASE LIKE THE SOLUTION
// FEEL FREE TO DISCUSS IN COMMENT SECTION
// C++ PROGRAM

#include<bits/stdc++.h>
using namespace std;
  
// main method
int main(){
   // now create a bool variable
   bool first = true;

   // variable to store minimum
   double min;

   // while loop
   while(true){

       // read value
       double read;
       cin>>read;

       // unsuccessful read or 0
       if(!read)
           break;

       // now check if true
       if(first == true){
           min = read;
           first = false;
       }

       else{
           // check if less
           if(read<min)
               min = read;
       }
   }
   // print minimum
   cout<<"Minimum = "<<min<<endl;
   return 0;
}

// SAMPLE OUTPUT