Question

How to set field width in C++

Answer 1

#include <iostream>
#include <iomanip>

using namespace std;

int main()
{
	for (int i = 1; i <= 5; i++)
	{
		for (int j = 1; j <= 5; j++)
			cout << setw(4) << i * j;
		cout << endl;
	}

	return 0;
}



/*
run:

1   2   3   4   5
2   4   6   8  10
3   6   9  12  15
4   8  12  16  20
5  10  15  20  25

*/

 

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Answer 2

#include <iostream>
#include <iomanip>

using namespace std;

int main()
{
	cout << setw(7);
	cout << "c++" << endl;

	return 0;
}


/*
run:

    c++

*/

 

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