int main() {
    printf("=== Comparison Operators Tests ===\n");

    int a = 10;
    int b = 20;
    int c = 10;

    printf("Test 1: Less than (<)\n");
    if (a < b) {
        printf("10 < 20 = true\n");
    }
    if (b < a) {
        printf("20 < 10 = true (SHOULD NOT PRINT)\n");
    } else {
        printf("20 < 10 = false\n");
    }
    if (a < c) {
        printf("10 < 10 = true (SHOULD NOT PRINT)\n");
    } else {
        printf("10 < 10 = false\n");
    }
    printf("PASS: Less than operator works\n");

    printf("Test 2: Greater than (>)\n");
    if (b > a) {
        printf("20 > 10 = true\n");
    }
    if (a > b) {
        printf("10 > 20 = true (SHOULD NOT PRINT)\n");
    } else {
        printf("10 > 20 = false\n");
    }
    if (a > c) {
        printf("10 > 10 = true (SHOULD NOT PRINT)\n");
    } else {
        printf("10 > 10 = false\n");
    }
    printf("PASS: Greater than operator works\n");

    printf("Test 3: Less than or equal (<=)\n");
    if (a <= b) {
        printf("10 <= 20 = true\n");
    }
    if (a <= c) {
        printf("10 <= 10 = true\n");
    }
    if (b <= a) {
        printf("20 <= 10 = true (SHOULD NOT PRINT)\n");
    } else {
        printf("20 <= 10 = false\n");
    }
    printf("PASS: Less than or equal operator works\n");

    printf("Test 4: Greater than or equal (>=)\n");
    if (b >= a) {
        printf("20 >= 10 = true\n");
    }
    if (a >= c) {
        printf("10 >= 10 = true\n");
    }
    if (a >= b) {
        printf("10 >= 20 = true (SHOULD NOT PRINT)\n");
    } else {
        printf("10 >= 20 = false\n");
    }
    printf("PASS: Greater than or equal operator works\n");

    printf("Test 5: Negative number comparisons\n");
    int neg1 = -5;
    int neg2 = -10;
    if (neg1 > neg2) {
        printf("-5 > -10 = true\n");
    }
    if (neg2 < neg1) {
        printf("-10 < -5 = true\n");
    }
    if (neg1 < 0) {
        printf("-5 < 0 = true\n");
    }
    printf("PASS: Negative number comparisons work\n");

    printf("Test 6: Comparisons in expressions\n");
    int result = a < b;
    printf("result of (10 < 20) = %d\n", result);
    int result2 = a > b;
    printf("result of (10 > 20) = %d\n", result2);
    printf("PASS: Comparisons as expressions work\n");

    printf("\n=== All Comparison Operators Tests Completed ===\n");
    return 0;
}