Simple mode code

gistfile1.c

float mode(float *data_array){
   int c_new, c_old = 0, 0;
   float mode_new, mode_old = 0.0, 0.0;
   int i;
   for(i = 0; i < len(data_array); i++){
      float num = data_array[i]
      if (num != mode_new) {
         if (c_new > c_old) {
            c_old = c_new;
            mode_old = mode_new;
            c_new = 0;
         }
         mode_new = num;
      }
      c_new++;
   }
   return mode_old;
}