POJ-2350

#include<iostream>#include<stdio.h>using namespace std;int gradeArray[1000];int main(int argc, char *argv[]){int caseNum;cin>>caseNum;for(int i=0; i<caseNum;i++){int studentNum;cin>>studentNum;int gradeSum=0;for(int j=0;j<studentNum;j++){cin>>gradeArray[j];gradeSum+=gradeArray[j];}float average=gradeSum*1.0/studentNum;int aboveAverageNum=0;for(int m=0;m<studentNum;m++){if(gradeArray[m]>average){aboveAverageNum++;}}printf("%.3f%%\n",aboveAverageNum*100.0/studentNum);}return 0;}