mywp

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

int main() {
	
  char arr[180] = { 2,3,2,1,4,7,4,5,10,11,10,9,14,15,12,13,16,19,16,17,20,23,22,19,28,25,30,31,28,25,26,31,36,33,34,39,36,33,34,35,40,41,46,43,36,45,38,47,56,49,58,59,52,61,62,55,48,57,50,59,60,53,54,55,72,73,66,66,68,68,70,71,72,73,74,74,77,77,79,78,80,80,82,83,85,84,86,87,89,89,90,91,92,93,94,94,96,96,99,99,100,101,103,103,105,105,107,107,108,109,110,110,112,112,114,115,116,117,119,119,120,121,123,123,125,125,127,127};
	
  arr[128] = -127;
  arr[129] = -127;
  arr[130] = -125;
  arr[131] = -125;
  arr[132] = -116;
  arr[133] = -115;
  arr[134] = -114;
  arr[135] = -113;
  arr[136] = -120;
  arr[137] = -119;
  arr[138] = -118;
  arr[139] = -117;
  arr[140] = -116;
  arr[141] = -115;
  arr[142] = -114;
  arr[143] = -121;
  arr[144] = -104;
  arr[145] = -111;
  arr[146] = -110;
  arr[147] = -109;
  arr[148] = -108;
  arr[149] = -107;
  arr[150] = -106;
  arr[151] = -105;
  arr[152] = -104;
  arr[153] = -103;
  arr[154] = -102;
  arr[155] = -102;
  arr[156] = -100;
  arr[157] = -100;
  arr[158] = -98;
  arr[159] = -98;
  arr[160] = -96;
  arr[161] = -96;
  arr[162] = -94;
  arr[163] = -94;
  arr[164] = -92;
  arr[165] = -92;
  arr[166] = -90;
  arr[167] = -90;
  arr[168] = -88;
  arr[169] = -88;
  arr[170] = -86;
  arr[171] = -86;
  arr[172] = -84;
  arr[173] = -84;
  arr[174] = -82;
  arr[175] = -82;
  arr[176] = -80;
  arr[177] = -79;
  arr[178] = -78;
  arr[179] = -77;
  
  char what[60] = {0};
  what[30] = 8;
  int j, v13, v12;
	char flag[31] = { 0 };
	
	unsigned int key = 12345;
	key %= 65536;


	while ( what[30] )
	  {
	    --what[30];
	    for ( j = 22; j; what[j] |= v13 << what[30] )
	    {
	      v12 = arr[22 * what[30] + --j];
	      v13 = (v12 >> ((key >> (2 * what[30])) & 3)) & 1;
	    }
	  }
	
	printf("%s", what);


	system("pause");
	
	
	
	
	
	return 0;
	
	
	
	
}



​
            
AI代码解释
            
                
            
        

https://susers.github.io/CTF/Writeup/SUCTF%E6%8B%9B%E6%96%B0%E8%B5%9B%E5%AE%98%E6%96%B9writeup/