C Trash symbol spawning - Printable Version

Code
string thing = "c2c4c6";

            printf("\n");

        system("cls");

        printf("\n\t\t\t\t[TEXT DECRYPTION]                            \n");

        printf("Text you want to Dencrypt : ");

        printf("\n[RESULT]\n\n");

        char contain;

string datab[] =  {"c2","c4","c6","c8","ca","cc","ce","d0","d2","d4","d6","d8","da","dc","de","e0","e2","e4","e6","e8","ea","ec","ee","f0","f2","f4","82","84","86","88","8a","8c","8e","90","92","94","96","98","9a","9c","9e","a0","a2","a4","a6","a8","aa","ac","ae","b0","b2","b4","62","64","66","68","6a","6c","6e","70","72","60","42","80","46","48","4a","bc","4c","54","50","52","5a","7a","b6","ba","b8","76","4e","58","5c","5e","be","56","f6","fa","f8","74","44","78","7c","7e","c0","fc"};

char conv[] = {97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,49,50,51,52,53,54,55,56,57,48,33,64,35,36,37,94,38,42,40,41,45,61,91,93,92,59,39,44,46,47,95,43,123,125,124,58,34,60,62,63,96,126};

char content[] = {194,196,198,200,202,204,206,208,210,212,214,216,218,220,222,224,226,228,230,232,234,236,238,240,242,244,130,132,134,136,138,140,142,144,146,148,150,152,154,156,158,160,162,164,166,168,170,172,174,176,178,180,98,100,102,104,106,108,110,112,114,96,66,128,70,72,74,188,76,84,80,82,90,122,182,186,184,118,78,88,92,94,190,86,246,250,248,116,68,120,124,126,192,252};



int x = thing.length();

string b;int c[x];



for (int y=0; y<x/2; y++){

    b = thing.substr(y*2, 2);

    for (int q=0; q<=94;++q){

        if (b.find(datab[q]) != std::string::npos) {

        contain = content[q]-conv[q];

        printf("%c",contain);

        

        }    

    }

    

}