제출 #1142799

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1142799		Muhammet	Hidden Sequence (info1cup18_hidden)	C++20	100 / 100	2 ms	408 KiB

hidden

#include "bits/stdc++.h"
#include "grader.h"
// #include "grader.cpp"

using namespace std;

int n;

int f(int x){
    vector <int> v;
    for(int i = (n/2)+1; i > 0; i--){
        v.clear();
        for(int j = 0; j < i; j++){
            v.push_back(x);
        }
        if(isSubsequence(v)){
            return i;
        }
    }
    return -1;
}

vector <int> findSequence (int N) {
    n = N;
    vector <int> v, ans;
    int a = f(0), b = f(1);
    int x = 0, y = 1;
    if(b == -1){
        for(int i = 0; i < n; i++) ans.push_back(0);
        return ans;
    }
    if(a == -1){
        for(int i = 0; i < n; i++) ans.push_back(1);
        return ans;
    }
    if(a < b) b = (n-a);
    else  a = (n-b);
    int a1 = 0, b1 = 0;
    while((int)ans.size() < n){
        if(a1 == a){
            while(b1 != b){
                ans.push_back(y);
                b1++;
            }
            break;
        }
        if(b1 == b){
            while(a1 != a){
                ans.push_back(x);
                a1++;
            }
            break;
        }
        v.clear();
        if((a1 + 1) + (b - b1) > (n/2)+1) swap(x, y), swap(a1, b1), swap(a, b);
        for(int i = 0; i < (a1 + 1); i++) v.push_back(x);
        for(int i = 0; i < (b - b1); i++) v.push_back(y);
        if(isSubsequence(v)){
            ans.push_back(x);
            a1++;
        }
        else {
            ans.push_back(y);
            b1++;
        }
    }
    return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

grader.cpp: In function 'int main()':
grader.cpp:28:26: warning: format '%d' expects argument of type 'int', but argument 3 has type 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wformat=]
   28 |     fprintf (fifo_out, "%d\n", ans.size ());
      |                         ~^     ~~~~~~~~~~~
      |                          |              |
      |                          int            std::vector<int>::size_type {aka long unsigned int}
      |                         %ld

• Subtask 1: 20 / 20
• Subtask 2: 80 / 80