#include <stdio.h>
#include<stdlib.h>
#include<string.h>
#include<math.h>

#define N 20

int universalMax(void *array,int arrSize, int elemSize, int (*cmp)(const void*, const void*));

int cmpForInt(const void* arg1, const void*arg2){
  if(*(int*)arg1 > *(int*)arg2)
          return 1;
  if(*(int*)arg1 < *(int*)arg2)
          return -1;
  return 0;

}

int cmpForChar(const void* arg1, const void* arg2){
  if(((char*)arg1)[0] == ((char*)arg2)[0])
          return 0;
  if(((char*)arg1)[0] > ((char *)arg2)[0])
          return 1;
  return -1;
}

int cmpForDouble(const void* arg1, const void* arg2){
  double e=0.0001;
  if(fabs(*(double*)arg1 - *(double*)arg2) < e)
          return 0;
  if(*(double*)arg1 > *(double*)arg2)
          return 1;
  return -1;
}
int main() {
  int elemSize,i,el;
  scanf("%d",&elemSize);
  void *arr;
  arr=malloc(elemSize*N);
  for(i=0;i<N;i++){
      if(elemSize == sizeof(int)){
          scanf("%d",(int*)arr+i);
      }
      if(elemSize == sizeof(char)){
          scanf("%s",(char*)(arr+i));
      }
      if(elemSize == sizeof(double))
          scanf("%lf",(double*)arr+i);
  }
  switch(elemSize){
        case sizeof(int):
                printf("%d\n",universalMax(arr,N,elemSize,cmpForInt));
                break;
        case sizeof(char):
                printf("%d\n",universalMax(arr,N,elemSize,cmpForChar));
                break;
        case sizeof(double):
                printf("%d\n",universalMax(arr,N,elemSize,cmpForDouble));
                break;
  }
  return 0;
}

int universalMax(void *array,int arrSize, int elemSize, int (*cmp)(const void*, const void*)){
  void *max=array;
  int i;
  for(i=0;i<arrSize;i++){
        if(cmp(array+i*elemSize,max) > 0)
                max=array+i*elemSize;

  }
  return (max-array)/elemSize;
}