42 lines
734 B
Rust
42 lines
734 B
Rust
/**
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* [45] Jump Game II
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*/
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pub struct Solution {}
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// submission codes start here
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impl Solution {
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pub fn jump(nums: Vec<i32>) -> i32 {
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let mut dp = vec![i32::MAX; nums.len()];
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dp[0] = 0;
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for i in 0..nums.len() {
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if dp[i] == i32::MAX {
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continue;
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}
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for j in 1..=nums[i] as usize {
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if i + j >= nums.len() {
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break;
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}
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dp[i + j] = dp[i + j].min(dp[i] + 1);
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}
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}
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dp[nums.len() - 1]
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}
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}
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// submission codes end
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn test_45() {
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assert_eq!(2, Solution::jump(vec![2, 3, 1, 1, 4]));
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}
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}
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