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impl Solution {
pub fn min_flips(a: i32, b: i32, c: i32) -> i32 {
let mut flips: i32 = 0;
let mut i: i32 = 0;
while i < 31 {
let bit_a = (a >> (i as u32)) & 1;
let bit_b = (b >> (i as u32)) & 1;
let bit_c = (c >> (i as u32)) & 1;
if bit_c == 0 {
flips = flips + bit_a + bit_b;
} else {
if bit_a == 0 && bit_b == 0 {
flips = flips + 1;
}
}
i = i + 1;
}
flips
}
}