0-9 display on 7segment in atmega32

#include <avr/io.h>

#include<util/delay.h>

unsigned char arr[]={0x3F,0X06,0X5B,0X4F,0X66,0X6D,0X7D,0X07,0X6F};

void main()

{
int i;
while(1)
DDRA=0xFF;

{
for(i=0;i<=9;i++)

{

PORTA=arr[i];

_delay_ms(1000);
}
}
}

0-9 display on segment