dp10

300.最长递增子序列

class Solution {
public:
    int lengthOfLIS(vector<int>& nums) {
        vector<int> dp(nums.size(), 1);
        for (int i = 1; i < nums.size(); i++) {
            for (int j = 0; j < i; j++) {
                if (nums[i] > nums[j]) {
                    dp[i] = max(dp[j] + 1, dp[i]);
                }
            }
        }
        int result = *max_element(dp.begin(), dp.end());
        return result;
    }
};

674. 最长连续递增序列

class Solution {
public:
    int findLengthOfLCIS(vector<int>& nums) {
        vector<int> dp(nums.size(), 1);
        int result = 1;
        for (int i = 1; i < nums.size(); i++) {
            if (nums[i] > nums[i - 1]) {
                dp[i] = max(dp[i - 1] + 1, dp[i]);
            }
            result = max(dp[i], result);
        }
        return result;
        
    }
};

1143. 最长公共子序列

class Solution {
public:
    int longestCommonSubsequence(string text1, string text2) {
        vector<vector<int>> dp(text1.size() + 1, vector<int>(text2.size() + 1, 0));
        for (int i = 1; i <= text1.size(); i++) {
            for (int j = 1; j <= text2.size(); j++) {
                if (text1[i - 1] == text2[j - 1]) {
                    dp[i][j] = dp[i - 1][j - 1] + 1;
                } else {
                    dp[i][j] = max(dp[i - 1][j], dp[i][j - 1]);
                }
            }
        }
        return dp[text1.size()][text2.size()];
    }
};