171106_1234_비밀번호

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#include <cstdio> using namespace std;   int main() {     for (int T = 1; T <= 10; T++)     {         char code[100] = { 0 };         int length, olength;           scanf("%d %s", &length, &code);         while (1)         {             olength = length;             for (int i = 1; i<length; i++)             {                 if (code[i - 1] == code[i])                 {                     for (int j = i + 1; j<length; j++)                         code[j - 2] = code[j];                     length -= 2;                     break;                 }             }             if (length == olength) break;         }         printf("#%d ",T);         for (int i = 0; i<olength; i++) printf("%c", code[i]);         putchar(10);     } }