#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define STR_LEN 50

void takeGrades(char** namesArr, int numNames, char name[], int size);
void swap(char** namesArr, int numNames, char name[], int size);

int main(void)
{
	char** namesArr = 0;
	int numNames = 0;
	char name[25] = { 0 };
	printf("Enter number of friends: ");
	scanf("%d", &numNames);
	getchar();
	namesArr = (char*)malloc(numNames * sizeof(char*));

	takeGrades(namesArr, numNames, name, STR_LEN);
	swap(namesArr, numNames, name, STR_LEN);
	free(namesArr);
	getchar();
	return 0;
}
void takeGrades(char** namesArr, int numNames, char name[], int size)
{
	int i = 0, len = 0;
	char* strArr = 0;
	for (i = 0; i < numNames; i++)
	{
		printf("Enter name of friend %d: ", i + 1);
		fgets(name, size, stdin);
		name[strcspn(name, "\n")] = 0;
		len = strlen(name);
		strArr = (char*)malloc(len * sizeof(char));
		strcpy(strArr, name);
		namesArr[i] = strArr;

	}
}
void swap(char** namesArr, int numNames, char name[], int size)
{
	int i = 0, j = 0;
	//puts(name);
	for (i = 0; i < numNames; i++)
	{
		name[i] = namesArr[i];
		for (j = 0; j < numNames; j++)
		{
			if (strcmp(name[i], namesArr[j]) > 0)
			{
				name[i] = namesArr[j];
				//puts(name);
			}
		}
	}
}