import stdio
import t, c


def flow_test() -> int:
    i: int = 0
    total: int = 0
    while i < 5:
        total = total + i
        i = i + 1
    stdio.printf("while: total=%d i=%d\n", total, i)

    for k in range(10):
        if k == 3:
            break
        stdio.printf("break: k=%d\n", k)

    for m in range(5):
        if m == 2:
            continue
        stdio.printf("continue: m=%d\n", m)

    return 0