54 lines
1.3 KiB
C
54 lines
1.3 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <time.h>
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#define NICKLIM 36
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int main(int argc, char argv[]) {
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srandom(time(NULL));
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char name[NICKLIM+1];
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if (argc==1) {
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fprintf(stderr,"Please enter your occupied nickname: \n");
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char c;
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int pos=0;
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while ((c=getchar())!='\n' && pos<NICKLIM+1) {
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name[pos++] = c;
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}
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name[pos] = '\0';
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} else {
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fprintf(stderr,"You have to send your username via standard input.\n");
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return 2;
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}
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if (name[0]=='\0') {
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fprintf(stderr,"No name given, generating one...\n");
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int c, len;
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for (c=0, len=15; c<len; c++) {
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unsigned int uppercase=random()%2;
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char start = 'a';
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if (uppercase) {
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start = 'A';
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}
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name[c] = start + (random()%26);
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}
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name[++c] = '\0';
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}
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for (int c=0; c<NICKLIM+1 && name[c]!='\0'; c++) {
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if (random()%2) {
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switch (name[c]) {
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case 'o': case 'O': name[c] = '0'; break;
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case 'i': case 'I':
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case 'l': case 'L': name[c] = '1'; break;
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case 'z': case 'Z': name[c] = '2'; break;
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case 'e': case 'E': name[c] = '3'; break;
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case 'a': case 'A': name[c] = '4'; break;
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case 's': case 'S': name[c] = '5'; break;
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case 'g': case 'G': name[c] = '6'; break;
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case 't': case 'T': name[c] = '7'; break;
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case 'b': case 'B': name[c] = '8'; break;
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}
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}
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}
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fprintf(stderr, "Randomly generated name: ");
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printf("%s\n", name);
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return 0;
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}
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