feat: add solutions to lc problems: No.2760~2763 (doocs#1122)

* No.2760.Longest Even Odd Subarray With Threshold
* No.2761.Prime Pairs With Target Sum
* No.2762.Continuous Subarrays
* No.2763.Sum of Imbalance Numbers of All Subarrays

Author: yanglbme

solution/6900-6999/6909.Longest Even Odd Subarray With Threshold/README.md renamed to solution/2700-2799/2760.Longest Even Odd Subarray With Threshold/README.md

@@ -1,6 +1,6 @@
-# [6909. 最长奇偶子数组](https://leetcode.cn/problems/longest-even-odd-subarray-with-threshold)
+# [2760. 最长奇偶子数组](https://leetcode.cn/problems/longest-even-odd-subarray-with-threshold)
 
-[English Version](/solution/6900-6999/6909.Longest%20Even%20Odd%20Subarray%20With%20Threshold/README_EN.md)
+[English Version](/solution/2700-2799/2760.Longest%20Even%20Odd%20Subarray%20With%20Threshold/README_EN.md)
 
 ## 题目描述
 

solution/6900-6999/6909.Longest Even Odd Subarray With Threshold/README_EN.md renamed to solution/2700-2799/2760.Longest Even Odd Subarray With Threshold/README_EN.md

@@ -1,6 +1,6 @@
-# [6909. Longest Even Odd Subarray With Threshold](https://leetcode.com/problems/longest-even-odd-subarray-with-threshold)
+# [2760. Longest Even Odd Subarray With Threshold](https://leetcode.com/problems/longest-even-odd-subarray-with-threshold)
 
-[中文文档](/solution/6900-6999/6909.Longest%20Even%20Odd%20Subarray%20With%20Threshold/README.md)
+[中文文档](/solution/2700-2799/2760.Longest%20Even%20Odd%20Subarray%20With%20Threshold/README.md)
 
 ## Description
 

solution/6900-6999/6909.Longest Even Odd Subarray With Threshold/Solution.cpp renamed to solution/2700-2799/2760.Longest Even Odd Subarray With Threshold/Solution.cpp

@@ -1,6 +1,6 @@
-# [6916. 和等于目标值的质数对](https://leetcode.cn/problems/prime-pairs-with-target-sum)
+# [2761. 和等于目标值的质数对](https://leetcode.cn/problems/prime-pairs-with-target-sum)
 
-[English Version](/solution/6900-6999/6916.Prime%20Pairs%20With%20Target%20Sum/README_EN.md)
+[English Version](/solution/2700-2799/2761.Prime%20Pairs%20With%20Target%20Sum/README_EN.md)
 
 ## 题目描述
 

solution/6900-6999/6909.Longest Even Odd Subarray With Threshold/Solution.go renamed to solution/2700-2799/2760.Longest Even Odd Subarray With Threshold/Solution.go

@@ -1,6 +1,6 @@
-# [6916. Prime Pairs With Target Sum](https://leetcode.com/problems/prime-pairs-with-target-sum)
+# [2761. Prime Pairs With Target Sum](https://leetcode.com/problems/prime-pairs-with-target-sum)
 
-[中文文档](/solution/6900-6999/6916.Prime%20Pairs%20With%20Target%20Sum/README.md)
+[中文文档](/solution/2700-2799/2761.Prime%20Pairs%20With%20Target%20Sum/README.md)
 
 ## Description