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2023每日刷題(四十八)
Leetcode—409.最長回文串
強烈吐槽!!!
非常不理解,同樣的代碼,為什么C跑不了C++就跑得了,力扣編譯器是對C語言有歧視嗎???看之前我發(fā)的博客,就出現(xiàn)了這種問題,調(diào)試出來結(jié)果是對的,但是運行出來卻不對。。。
C實現(xiàn)代碼
int arr[26] = {0};
int arr2[26] = {0};int calculate(int a, int A) {int sum = 0;int odd = 0;if(a) {for(int i = 0; i < 26; i++) {if(arr[i] % 2 != 0) {odd = 1;}sum += (arr[i] / 2) * 2;}}if(A) {for(int i = 0; i < 26; i++) {if(arr2[i] % 2 != 0) {odd = 1;}sum += (arr2[i] / 2) * 2;}}if(odd) {sum += 1;}return sum;
}int longestPalindrome(char * s){int n = strlen(s);int flaga = 0, flagA = 0;for(int i = 0; i < n; i++) {if(s[i] >= 'a' && s[i] <= 'z') {int idx = s[i] - 'a';flaga = 1;arr[idx] += 1;} else {int idx = s[i] - 'A';flagA = 1;arr2[idx] += 1;}}int res = calculate(flaga, flagA);return res;
}
調(diào)試結(jié)果明明是對的,res輸出1
C++實現(xiàn)代碼
class Solution {
public:int arr[26] = {0};int arr2[26] = {0};int calculate(int a, int A) {int sum = 0;int odd = 0;if(a) {for(int i = 0; i < 26; i++) {if(arr[i] % 2 != 0) {odd = 1;}sum += (arr[i] / 2) * 2;}}if(A) {for(int i = 0; i < 26; i++) {if(arr2[i] % 2 != 0) {odd = 1;}sum += (arr2[i] / 2) * 2;}}if(odd) {sum += 1;}return sum;}int longestPalindrome(string s) {int n = s.size();int flaga = 0, flagA = 0;for(int i = 0; i < n; i++) {if(s[i] >= 'a' && s[i] <= 'z') {int idx = s[i] - 'a';flaga = 1;arr[idx] += 1;} else {int idx = s[i] - 'A';flagA = 1;arr2[idx] += 1;}}int res = calculate(flaga, flagA);return res;}
};
運行結(jié)果
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