Program to find the length of a number in C++ (CPP)

length of a number in c and cplusplus (cpp)

C++ Program to Find the Number of Digits from any number
is today’s topic of discussion in this tutorial.

Flowchart of C++ Program to Find the Number of Digits of a number

length of a number in c and cplusplus (cpp)
          Figure: length of a number.

Example: When the total digits a number are 1

length of a number logic explanation in C++

Example: When the total digits a number are 2

total number of digits in C++

 

C++ Program to Find the Number of Digits Using while loop

Video Lecture

With Comments – Program to find the length of a number in C++ (CPP)

Output:

length of a number in c output
Figure: length of a number.

Program of Length of a Number in C++ Using Do While Loop (only for positive values)

Let’s begin with “Program of Length of a Number in C++ Using Do While Loop only for positive values”.
#include<iostream>
using namespace std;
int main()
{
int num;
int i;

cout<<“Please enter a number to find its length”<<endl;
cin>>num;

do
{
num=num/10;
i++;
}
while(num>0);
cout<<“the length of the number is = “<<i<<endl;
system(“pause”);
}

Program of Length of a Number in C++ Using For Loop (only for positive values)

Let’s begin with “Program of Length of a Number in C++ Using For Loop only for positive values”.

Program of Length of a Number in C++ Using Functions

Let’s begin with “Program of Length of a Number in C++ Using Functions”.

Program of Length of a Number in C++ Using Nested if Statement

Let’s begin with “Program of Length of a Number in C++ Using Nested If Statement”.

Program of Length of a Number in C++ Using for loop and if Statement

Let’s begin with “Program of Length of a Number in C++ Using for loop and If Statement”.

Program of Length of a Number in C++ Using While Loop

Let’s begin with “Program of Length of a Number in C++ Using while loop”.

Program to find the length of a number in C

With Comments – Program to find the length of a number in C++ (CPP)

 

By:Prof. Fazal Rehman Shamil
CEO @ T4Tutorials
Last Modified: April 20, 2020

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