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Merge pull request #2104 from fwqaaq/patch-25

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Update 0377.组合总和Ⅳ.md 优化 rust
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程序员Carl
2023-06-09 07:34:07 +08:00
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parent 385b650153 b76f5b6bff
commit cf8e53a94c
1 changed files with 7 additions and 6 deletions
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13
problems/0377.组合总和Ⅳ.md
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@ -269,16 +269,17 @@ Rust
```Rust
impl Solution {
pub fn combination_sum4(nums: Vec<i32>, target: i32) -> i32 {
let mut dp = vec![0; target as usize + 1];
let target = target as usize;
let mut dp = vec![0; target + 1];
dp[0] = 1;
for i in 1..=target as usize {
for &j in nums.iter() {
if i as i32 >= j {
dp[i] += dp[i- j as usize];
for i in 1..=target {
for &n in &nums {
if i >= n as usize {
dp[i] += dp[i - n as usize];
}
}
}
return dp[target as usize];
dp[target]
}
}
```