/*
Example programs from the book Scientific and Engineering Programming
in C++: An Introduction with Advanced Techniques and Examples,
Addison-Wesley, 1994.
 
                 (c) COPYRIGHT INTERNATIONAL BUSINESS MACHINES
                 CORPORATION 1994.  ALL RIGHTS RESERVED.

See README file for further details.
*/
void simple1() {
{

int i = 0;

}

int i = 3;
float x = 10.0;


i = 5;
x = 12.1;

{

float x = 12.1;
float& a = x;

}

union { float r; int j; };



if (x < 0) x = -x;       // x = abs(x)




x = (x < 0) ? -x : x;    // x = abs(x)



{

for (int i = 1; i <= 10; i++) {
    // Loop body
}

}
{

float x[100];

}
{

float x[3] = {1.1, 2.2, 3.3};

}
{

float x[] = {1.1, 2.2, 3.3};

}
{


int m[2][3] = {
                 {1, 2, 3},
                 {4, 5, 6}
              };


}
}