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int2bit.c - int2bit - Convert integer to funny way. |
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git clone git://bitreich.org/int2bit git://enlrupgkhuxnvlhsf6lc3fziv5h2hhfrinws65d7roiv6bfj7d652fid.onion/int2bit (git://bitreich.org) |
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README |
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LICENSE |
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--- |
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int2bit.c (1085B) |
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--- |
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1 /* |
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2 * Copy me if you can. |
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3 * by 20h |
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4 */ |
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5 |
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6 #include <stdlib.h> |
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7 #include <stdio.h> |
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8 |
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9 void |
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10 usage(char *argc) |
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11 { |
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12 fprintf(stderr, "usage: %s integer\n", argc); |
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13 exit(1); |
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14 } |
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15 |
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16 int |
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17 main(int argc, char *argv[]) |
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18 { |
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19 int in, i, hasprint, hexprint; |
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20 |
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21 if (argc < 2) |
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22 usage(argv[0]); |
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23 |
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24 in = atoi(argv[1]); |
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25 srand(in); |
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26 |
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27 if (in == 0) { |
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28 printf("0x0\n"); |
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29 return 0; |
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30 } |
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31 |
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32 for (hasprint = 0, hexprint = 0, i = (sizeof(in) * 8)-1; i >= 0; i--) { |
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33 if (in & (1<<i)) { |
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34 /* Decide about next step. */ |
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35 /* printf("\nint = %d\n", (1<<i)); */ |
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36 switch (rand() % 3) { |
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37 case 0: |
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38 /* print shift */ |
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39 if (hasprint) |
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40 printf("|"); |
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41 printf("(1<<%d)", i); |
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42 hasprint = 1; |
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43 if (hexprint == 0) |
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44 break; |
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45 default: |
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46 /* print hexprint */ |
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47 if (hasprint) |
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48 printf("|"); |
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49 hexprint |= (1<<i); |
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50 /* hexadecimal */ |
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51 printf("0x%x", hexprint); |
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52 hexprint = 0; |
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53 hasprint = 1; |
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54 break; |
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55 case 1: |
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56 /* add to hexprint */ |
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57 hexprint |= (1<<i); |
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58 break; |
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59 } |
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60 } |
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61 } |
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62 |
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63 if (hexprint) { |
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64 if (hasprint) |
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65 printf("|"); |
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66 printf("0x%x", hexprint); |
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67 } |
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68 printf("\n"); |
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69 |
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70 return 0; |
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71 } |
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72 |
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