psnehanshu

package encryption

import (
	"fmt"
	"math"
)

// Rijndael S-box as a 256-byte array
var sBox = [256]byte{
	0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76,

psnehanshu

#include <stdio.h>

// Inserts an element. Returns the number of new elements.
int insert(int arr[], int len, int num, int key)
{
    int i;

    if (len == key)
    {
        arr[key] = num;