C++ Syntax Question: Download Basic C++ Syntax PDF

Write a short code using C++ to print out all odd number from 1 to 100 using a for loop?

Answer:

for( unsigned int i = 1; i < = 100; i++ )
if( i & 0x00000001 )
cout << i << ",";

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What are the scope rules you observed in the program?

task:c++ investigate the operation of scope rules in a program.

// variablenamescope

#include <iostream>

using namespace std;

int i = 111;

int main()
{
{
int i = 222;
{
int i = 333;
cout << "i = " << i << endl;
{
int i = 444;
cout << "i = " << i << endl;
{
cout << "i = " << i << endl;
}
}
}

cout << "i = " << i << endl;
}

cout << "i = " << i << endl;

return 0;
}

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