#孟鹤堂[超话]# “爱意随风起，风止意难平，与其追风去，不如等风来.✨️☆.。W͙⃡h͙⃡e͙⃡r͙⃡e͙⃡ tཽ͙hཽ͙eཽ͙rཽ͙eཽ͙ įྀsྀ̨ l̤̮⃡i̤̮⃡g̤̮⃡h̤̮⃡t̤̮⃡ . ༒wེ͙eེ͙ gྀ༙oྀ༙ f⃕༾o⃕༾r⃕༾w⃕༾a⃕༾r⃕༾d⃕༾ tོ༾oོ༾gོ༾eོ༾tོ༾hོ༾eོ༾rོ༾༗ ↝✨️
It’s not being in love that makes me happy. ❤❤❤
It’s being in love with Oppa that makes me happy.❤❤❤❤❤
For love, i’d do anything. ❤❤
For Oppa, i’d do more. ❤❤❤❤
i'll never stop loving you,my husband. ❤
And no matter what is happening, my heart is always with you, Oppa❤❤❤❤
It’s being in love with Oppa that makes me happy.❤❤❤❤❤
For love, i’d do anything. ❤❤
For Oppa, i’d do more. ❤❤❤❤
i'll never stop loving you,my husband. ❤
And no matter what is happening, my heart is always with you, Oppa❤❤❤❤
#小全不努力怎么行#
题目：给你四个整数数组 nums1、nums2、nums3 和 nums4 ，数组长度都是 n ，请你计算有多少个元组 (i, j, k, l) 能满足nums1[i] + nums2[j] + nums3[k] + nums4[l] == 0
解：哈希表，unordered_map map;//key:a+b的数值，value:a+b数值出现的次数
先遍历nums1和nums2，得到a+b的值出现次数
再遍历nums3和nums4，找0-(c+d) 在map中是否出现过，若出现过则count+=map[0 - (c + d)] ;
题目：给你四个整数数组 nums1、nums2、nums3 和 nums4 ，数组长度都是 n ，请你计算有多少个元组 (i, j, k, l) 能满足nums1[i] + nums2[j] + nums3[k] + nums4[l] == 0
解：哈希表，unordered_map
先遍历nums1和nums2，得到a+b的值出现次数
再遍历nums3和nums4，找0-(c+d) 在map中是否出现过，若出现过则count+=map[0 - (c + d)] ;
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