i32 g_a; fn main() -> i32 { i32 type; i32 foo; i32 age; i32 a; age = 32; if foo >= 60 { a = 0; } else { if foo >= 18 { a = 1; } else { a = 2; } } while foo <= 100 { age = age + a; a = a + 1; } return 0; }