Int length c++

C++ int length

ex: input = 2424, output = 4
static int intlen(int n)
{
  if (n == 0) return 1;
  else if (n < 0) return 2 + static_cast<std::size_t>(std::log10(-n));
  else if (n > 0) return 1 + static_cast<std::size_t>(std::log10(n));
}

Source: grepper.com

Length of number c++

#include<cmath>
    ...
    int size = trunc(log10(num)) + 1
....

Source: stackoverflow.com

Length of number c++

std::to_string(num).length()

Source: stackoverflow.com

C++ length of int

unsigned int number_of_digits = 0;

do {
     ++number_of_digits; 
     n /= base;
} while (n);

Source: stackoverflow.com

Similar codes

2 votes338 views2 answers
C++ check palindrome
C++
0 vote322 views1 answer
Finding no of unique characters in a string c++
C++
0 vote363 views1 answer
Factorial using recursion cpp
C++
56 votes400 views6 answers
List conda environments
C++
2 votes315 views1 answer
C++ check first character of string
C++
1 vote323 views1 answer
Integer type validation c++
C++
0 vote340 views1 answer
C++ remove numbers from vector if larger than n
C++
0 vote353 views1 answer
Cpp cout more than 1 value
C++
0 vote354 views1 answer
Nodeafternode
C++
0 vote385 views1 answer
Stoi() c++
C++