length of number c++
#include<cmath>
...
int size = trunc(log10(num)) + 1
....length of number c++
#include<cmath>
...
int size = trunc(log10(num)) + 1
....how to find size of int in c++
#include <iostream>
using namespace std;
int main(){
cout << "Size of char: " << sizeof(char) << " byte" << endl;
cout << "Size of int: " << sizeof(int) << " bytes" << endl;
cout << "Size of float: " << sizeof(float) << " bytes" << endl;
cout << "Size of double: " << sizeof(double) << " bytes" << endl;
return 0;
}Copyright © 2021 Codeinu
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