39 lines
1.0 KiB
C
39 lines
1.0 KiB
C
#include <stdio.h>
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const char secret[] = {0xC5, 0xC7, 0xCB, 0xBA, 0xC8, 0x93, 0xBA, 0xA6, 0xAD, 0xA0, 0xA3, 0xB5, 0x9F, 0x99, 0xC8, 0x9F, 0x9C, 0xBC, 0xA9, 0xA1, 0xA9, 0xA1, 0xAC, 0xA9, 0x9C, 0xA5, 0xA0, 0xA7, 0x91, 0x00};
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int checkPswd(char buffer[]) {
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for (int i = 0; i < sizeof(secret) - 1; i++) {
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int* ii = &i;
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char* iii = (char*) ii;
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if (secret[i] != (((~(buffer[i])) + 15) ^ iii[3])) {
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return 1;
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}
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}
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return 0;
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}
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int pswdReadloop() {
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for (int i = 2; i >= 0; i--) {
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char buffer[1024];
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printf("> ");
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fflush(stdout);
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fgets(buffer, sizeof(buffer), stdin);
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if ((checkPswd(buffer)) == 0) {
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return 0;
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}
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printf("WRONG!!!! %d attempts remaining\n", i);
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}
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printf("How could you forget the password! Now all is lost because of you...\n");
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return 1;
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}
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int main() {
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printf("Give me the password!!!\n");
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int correct = pswdReadloop();
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if (correct == 0) {
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printf("Correct! Wonderful!\n");
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}
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return correct;
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}
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