As with most statements in C++, you need to use the curly braces to indicate a compound statement in the body of a for loop:
int a;
for (a = 1; a <= 5; a++)
{
cout << setw(5) << a;
cout << setw(10) << a * a;
cout << setw(10) << a * a * a;
cout << endl;
}
Output:
1 1 1
2 4 8
3 9 27
4 16 64
5 25 125
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