I\'m trying to figure out how to change #include <iostream> using namespace std;
ID: 3746329 • Letter: I
Question
I'm trying to figure out how to change
#include <iostream>
using namespace std;
int main()
{
float area, circumference, radius;
char Continue;
do{
cout << "Please enter the circles radius: ";
cin >> radius;
circumference = 2 * 3.14 * radius;
area = 3.14 * radius * radius;
cout <<"======================================== ";
cout <<"Circle Circumference: " << circumference <<" ";
cout <<"Circle Area: " << area <<" ";
cout <<"======================================== ";
cout <<"Would you like to perform calculations for another circle? (Y/N): ";
cin >> Continue;
} while (Continue == 'y'|| Continue == 'Y');
return 0;
Into #include <stdio.h> , with printf instead of cout is there anyone that can help with that?
Explanation / Answer
Changing cout to printf and cin to scanf:
#include <stdio.h>
int main()
{
float area, circumference, radius;
char Continue;
do{
printf("Please enter the circles radius: ");
scanf("%f", &radius);
circumference = 2 * 3.14 * radius;
area = 3.14 * radius * radius;
printf("======================================== ");
printf("Circle Circumference: %f ", circumference);
printf("Circle Area: %f ", area);
printf("======================================== ");
printf("Would you like to perform calculations for another circle? (Y/N): ");
scanf(" %c", &Continue);
} while (Continue == 'y'|| Continue == 'Y');
return 0;
}
Changing only cout to printf:
#include <iostream>
#include<stdio.h>
using namespace std;
int main()
{
float area, circumference, radius;
char Continue;
do{
printf("Please enter the circles radius: ");
cin >> radius;
circumference = 2 * 3.14 * radius;
area = 3.14 * radius * radius;
printf("======================================== ");
printf("Circle Circumference: %f ", circumference);
printf("Circle Area: %f ", area);
printf("======================================== ");
printf("Would you like to perform calculations for another circle? (Y/N): ");
cin >> Continue;
} while (Continue == 'y'|| Continue == 'Y');
return 0;
}