Question

C++

Weight Statistics

Write a program that monitors monthly weight loss each of 12 months into an array of doubles.

The program should calculate and display the total weight loss for the year, the average monthly

weight loss, and the months with the highest and lowest amounts.

Input Validation:

Do not accept negative numbers for monthly weight loss.

Write your code here:

Use the Snipping Tool to show output

Answer 1

Thanks for the question.

Below is the code you will be needing Let me know if you have any doubts or if you need anything to change.

Thank You!

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#include<iostream>
#include<string>
using namespace std;

int main(){
  
   double weight_loss[12];
   string months[] ={"January","February","March","April","May","June","July",
                       "August","September","October","November","December"};
   for(int month=1; month<=12; month++){
      
       do{
           cout<<"Enter weight loss for month "<<months[month-1]<<": ";
           cin>>weight_loss[month-1];
           if(weight_loss[month-1]<0) cout<<"\nSorry! weight loss cannot be negative.\n\n";
      
       }while(weight_loss[month-1]<0);
      
   }
  
   double total_loss=0.0;
   int lowest_index=0;
   int highest_index=0;
  
   for(int i=0; i<12; i++){
       total_loss+=weight_loss[i];
       if(weight_loss[i]>weight_loss[highest_index]) highest_index=i;
       if(weight_loss[i]<weight_loss[lowest_index]) lowest_index=i;
   }
  
   cout<<"\n\nTotal weight loss: "<<total_loss<<" lbs\n";
   cout<<"Average weight loss per month: "<<total_loss/12<<" lbs\n";
   cout<<"Highest weight loss was in month "<<months[highest_index]<<" and it was "<<weight_loss[highest_index]<<" lbs\n";
   cout<<"Lowest weight loss was in month "<<months[lowest_index]<<" and it was "<<weight_loss[lowest_index]<<" lbs\n";
  
  
  
}

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let me know if you have any doubts or if you need anything to change.

If you are satisfied with the solution, please rate the answer.

Thanks!