a = 3; b = 6; b = 12 + a * b; a = b / 5 * a;
a = 4; b = 3; b = a + 2 * b; a = a * 5 / b;
a = 12; b = 8 + a / 2; a = a – b / 2;
f = 100; e = 25; f = 2 * f + 50; e = f – 150 – e * 2;
f = 21; e = 10; f = 5 * f + 5; e = f – 10 – e * 5;
a = 20; b = 1; a = (a + b) / 3; b = a - 2 * b; a = a - b;
a = 14; b = 4; a = a / 2 - b; b = (a * b) / 2; b = a + b;
a = 7; b = 5; a = b * 4; b = a * 4;
b = 8; a = 10; b = b + a * 2; a = 29 - a;
a = 2; b = 20; a = b + a / 2; b = 24 - a;