Submission #95569

#	Time	Username	Problem	Language	Result	Execution time	Memory
95569		shenxy	Combo (IOI18_combo)	C++11	Compilation error	0 ms	0 KiB

combo

#include "combo.h"
#include <string>
#include <algorithm>
using namespace std;
string guess_sequence(int N) {
    string p = "";
    for (int i = 1; i <= N; ++i) {
        p += "A";
        int K = press(p);
        if (K < i) {
            p.pop_back();
            p += "B";
        } else continue;
        int K = press(p);
        if (K < i) {
            p.pop_back();
            p += "X";
        } else continue;
        int K = press(p);
        if (K < i) {
            p.pop_back();
            p += "Y";
        } else continue;
    }
    return p;
}

Compilation message (stderr)

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:14:13: error: redeclaration of 'int K'
   14 |         int K = press(p);
      |             ^
combo.cpp:9:13: note: 'int K' previously declared here
    9 |         int K = press(p);
      |             ^
combo.cpp:19:13: error: redeclaration of 'int K'
   19 |         int K = press(p);
      |             ^
combo.cpp:9:13: note: 'int K' previously declared here
    9 |         int K = press(p);
      |             ^