sample4.src

// ================================
// DIFFICULT TEST PROGRAM
// Tests: nested loops, nested if,
// float, arithmetic, conditions
// ================================

// Basic variables
int a = 10;
int b = 3;
int c = 7;
int d = 2;

// Complex arithmetic
int expr1 = a + b * c - d;
int expr2 = a * b + c * d;
int expr3 = a * a - b * b;
print(expr1);
print(expr2);
print(expr3);

// Nested if else
int x = 50;
int y = 30;
int z = 50;

if (x > y) {
    if (x == z) {
        int same = 1;
        print(same);
    } else {
        int diff = 0;
        print(diff);
    }
} else {
    int smaller = 99;
    print(smaller);
}

// Float calculations
float base   = 6;
float height = 4;
float area   = base * height;
float half   = area - area;
print(area);

// Loop with condition inside
int i = 1;
int limit = 10;
int total = 0;

while (i < limit) {
    total = total + i;
    i = i + 1;
}
print(total);

// Nested loop simulation using counter
int outer = 1;
int inner = 0;
int count = 3;

while (outer < count) {
    inner = 1;
    while (inner < count) {
        int cell = outer * inner;
        print(cell);
        inner = inner + 1;
    }
    outer = outer + 1;
}

// Even number sum using loop
int num   = 2;
int top   = 11;
int esum  = 0;

while (num < top) {
    esum = esum + num;
    num  = num + 2;
}
print(esum);

// Power of 2 loop
int power = 1;
int steps = 8;
int step  = 0;

while (step < steps) {
    print(power);
    power = power * 2;
    step  = step + 1;
}

// Final condition check
int final = 999;
int check = 1000;

if (final < check) {
    int pass = 1;
    print(pass);
} else {
    int fail = 0;
    print(fail);
}