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답안 #522771

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
522771 2022-02-05T17:20:09 Z Theo830 Permutation Recovery (info1cup17_permutation) C++17
0 / 100
 3 ms 592 KB 
#include <bits/stdc++.h>
using namespace std;
typedef unsigned long long ll;
const ll INF = 1e9+7;
const ll MOD = 998244353;
typedef pair<ll,ll> ii;
#define iii pair<ll,ii>
#define f(i,a,b) for(ll i = a;i < b;i++)
#define pb push_back
#define vll vector<ll>
#define F first
#define S second
#define all(x) (x).begin(), (x).end()
///I hope I will get uprating and don't make mistakes
///I will never stop programming
///sqrt(-1) Love C++
///Please don't hack me
///@TheofanisOrfanou Theo830
///Think different approaches (bs,dp,greedy,graphs,shortest paths,mst)
///Stay Calm
///Look for special cases
///Beware of overflow and array bounds
///Think the problem backwards
///Training
///form g4g
bool isSmaller(string str1, string str2){
    int n1 = str1.length(), n2 = str2.length();

    if (n1 < n2)
        return true;
    if (n2 < n1)
        return false;

    for (int i = 0; i < n1; i++)
        if (str1[i] < str2[i])
            return true;
        else if (str1[i] > str2[i])
            return false;

    return false;
}
string findDiff(string str1, string str2){
    string str = "";
    if(isSmaller(str1, str2))
        return "-1";
    int n1 = str1.length(), n2 = str2.length();
    reverse(str1.begin(), str1.end());
    reverse(str2.begin(), str2.end());
    int carry = 0;
    for (int i = 0; i < n2; i++) {
        int sub = ((str1[i] - '0') - (str2[i] - '0') - carry);
        if (sub < 0) {
            sub = sub + 10;
            carry = 1;
        }
        else
            carry = 0;

        str.push_back(sub + '0');
    }
    for (int i = n2; i < n1; i++) {
        int sub = ((str1[i] - '0') - carry);
        if (sub < 0) {
            sub = sub + 10;
            carry = 1;
        }
        else
            carry = 0;
        str.push_back(sub + '0');
    }
    reverse(str.begin(), str.end());
    return str;
}
int main(void){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    ll n;
    cin>>n;
    string A[n];
    vector<string> arr;
    f(i,0,n){
        cin>>A[i];
    }
    arr.pb(A[0]);
    vll pos;
    pos.pb(0);
    string sum = A[n - 1];
    f(i,1,n){
        arr.pb(findDiff(A[i],A[i - 1]));
        pos.pb(i);
    }
    ll N = n;
    ll ans[n];
    while(n){
        string sumi = sum;
        for(ll j = n-1;j >= 0;j--){
            sumi = findDiff(sumi,arr[j]);
            if(findDiff(arr[j],sumi) == "1"){
                sum = findDiff(sum,arr[j]);
                ans[pos[j]] = n;
                arr.erase(arr.begin() + j);
                pos.erase(pos.begin() + j);
                break;
            }
        }
        n--;
    }
    f(i,0,N){
        cout<<ans[i]<<" ";
    }
    cout<<"\n";
}

Subtask #1
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 3 ms 592 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #2
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 3 ms 592 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #3
0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 3 ms 592 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #4
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 3 ms 592 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #5
0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 3 ms 592 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #6
0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 3 ms 592 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #7
0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 3 ms 592 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #8
0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 3 ms 592 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -