C实例 计算模式

#include <stdio.h>



int mode(int a[],int n) {

   int maxValue = 0, maxCount = 0, i, j;



   for (i = 0; i < n; ++i) {

      int count = 0;



      for (j = 0; j < n; ++j) {

         if (a[j] == a[i])

         ++count;

      }



      if (count > maxCount) {

         maxCount = count;

         maxValue = a[i];

      }

   }



   return maxValue;

}



int main() {

   int n = 5;

   int a[] = {0,6,7,2,7};



   printf("Mode = %d ", mode(a,n));



   return 0;

}