求一個數組中重複元素出現最多值,最大的元素及出現次數,次數相同時,取最大值,優先考慮次數

來源:互聯網
上載者:User
#include <iostream>#include <string>#include <map>using namespace std;void maxNumTimes(int a[], int len, int b[]){map<int, int> mapData;int count = 0;for(int i = 0; i < len; i++){mapData[a[i]]++;}//int max timesint maxTimes = 0;map<int, int>::const_iterator it = mapData.begin();while(it!= mapData.end()){if(maxTimes < it->second)maxTimes = it->second;it++;}//int max numint maxNum = 0;map<int, int>::reverse_iterator re_it = mapData.rbegin();while(re_it != mapData.rend()){if (maxTimes == re_it->second){if (maxNum < re_it->first){b[0] = re_it->first;}b[1] = re_it->second;}re_it++;}}

 

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