leetcode/src/problem/p3259_maximum_energy_boost_from_two_drinks.rs
2024-11-01 11:03:17 +08:00

43 lines
1.2 KiB
Rust

/**
* [3259] Maximum Energy Boost From Two Drinks
*/
pub struct Solution {}
// submission codes start here
impl Solution {
pub fn max_energy_boost(energy_drink_a: Vec<i32>, energy_drink_b: Vec<i32>) -> i64 {
let n = energy_drink_a.len();
let mut dp_drink_a = vec![0; n];
let mut dp_drink_b = vec![0; n];
for i in 0..n {
if i >= 2 {
dp_drink_a[i] = dp_drink_a[i - 1].max(dp_drink_b[i - 2]) + energy_drink_a[i] as i64;
dp_drink_b[i] = dp_drink_b[i - 1].max(dp_drink_a[i - 2]) + energy_drink_b[i] as i64;
} else if i >= 1 {
dp_drink_a[i] = dp_drink_a[i - 1] + energy_drink_a[i] as i64;
dp_drink_b[i] = dp_drink_b[i - 1] + energy_drink_b[i] as i64;
} else {
dp_drink_a[i] = energy_drink_a[i] as i64;
dp_drink_b[i] = energy_drink_b[i] as i64;
}
}
dp_drink_a[n - 1].max(dp_drink_b[n - 1])
}
}
// submission codes end
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_3259() {
assert_eq!(5, Solution::max_energy_boost(vec![1, 3, 1], vec![3, 1, 1]));
assert_eq!(7, Solution::max_energy_boost(vec![4, 1, 1], vec![1, 1, 3]));
}
}