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#include<iostream>
#include<algorithm>
#define MAX 600000
using namespace std;
int main()
{
  int t,order[MAX];
  char text[MAX];
  char *token;
  char item[MAX/2][100];
  cin.getline(text,MAX);
  t = atoi(text);
  while(t--)
  {
    cin.getline(text,MAX);
    cin.getline(text,MAX);
    token = strtok(text," ");
    for(int i=0; token != NULL; i++)
    {
      order[i] = atoi(token);
      token = strtok(NULL," ");
    }
    cin.getline(text,MAX);
    token = strtok(text," ");
    int i;
    for(i=0; token != NULL; i++)
    {
      strcpy(item[order[i]-1], token);
      token = strtok(NULL," ");
    }
    for(int j=0; j<i; j++)
      printf("%s\n",item[j]);
    if(t != 0)
      printf("\n");
  }
  return 0;
}

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acc

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removed

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for(k = 0; k < i; ++k)
{
	 scanf("%s",st[num[k]-1]);
}

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#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#include<iostream>
using namespace std;

#define MAX  100000

struct List
{
	char fir[50000];
	char sec[50000];
}list[MAX];

int sort_function( const void *a, const void *b)
{
	char *s, *t;

	s = ((struct List*)a)->fir;
	t = ((struct List*)b)->fir;
	return strcmp(s,t);
}

int main()
{
	char buf[MAX], *ch;
	long kase, N, i;

	cin>>kase;
	while(kase--)
	{
		printf("\n");
		N=0;

		gets(buf);
		ch=strtok(buf, " ");
		while(ch)
		{
			strcpy(list[N].fir, ch);
			N++;
			ch=strtok(NULL, " ");
		}

		N=0;
		gets(buf);
		ch=strtok(buf, " ");
		while(ch)
		{
			strcpy(list[N].sec, ch);
			N++;
			ch=strtok(NULL, " ");
		}

		qsort( (void *)list, N, sizeof(list[0]), sort_function);

		for(i=0; i<N; i++)
			cout<<list[i].sec<<endl;

		if(kase != 0)
			printf("\n");
	}
	return 0;
}

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#include <iostream>
using namespace std;

int main()
{

	int listIndex[10]; int length = 0;
	char listFloat[10][10];
	char listPermuted[10][10] = {NULL};

		
	int n;
	cin >> n;  // get #of inputs
	cin.ignore(256, '\n');
	cout << endl;

	for (int z = 0; z < n; z++)
	{
		// get the list of indexes
		do
		{
			cin >> listIndex[length];
			length++;
		}while (cin.get() != '\n');

		// get the list of float numbers
		int i = 0;
		while (i < length)
		{
			cin >> listFloat[i];
			i++;
		}

		// now permuted array
		int j;
		for (i = 0; i < length; i++)
		{
			j = listIndex[i] - 1;
			strcpy(listPermuted[j], listFloat[i]);
		}

		for (i = 0; i < length; i++)
		{
			cout << listPermuted[i] << endl;
		}

		length = 0;
		cout << endl;

	} 
	cout << endl;
	
	system("pause");
	return 0;
}	

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got AC