Submission #1266683

#	Time	Username	Problem	Language	Result	Execution time	Memory
1266683		InvMOD	회전 (JOI12_rotate)	C++17	100 / 100	993 ms	2424 KiB

rotate

#include<bits/stdc++.h>

using namespace std;

#define fi first
#define se second
#define pb push_back
#define eb emplace_back

#define vi vector<int>
#define pi pair<int,int>
#define sz(v) (int)(v).size()
#define all(v) (v).begin(), (v).end()
#define compact(v) (v).erase(unique(all(v)), (v).end())

template<class T> using upq = priority_queue<T, vector<T>, greater<T>>;
template<class T> int lwrbound(const vector<T>& a, const T& b, const int s = 0){return int(lower_bound(s + all(a), b) - a.begin());}
template<class T> int uprbound(const vector<T>& a, const T& b, const int s = 0){return int(upper_bound(s + all(a), b) - a.begin());}

#define FOR(i, a, b) for(int i = (a); i <= (b); i++)
#define ROF(i, a, b) for(int i = (a); i >= (b); i--)
#define sumof(x) accumulate(all(x), 0ll)
#define dbg(x) "[" << #x " = " << (x) << "]"
#define el "\n"

using ll = long long;
using ld = long double;

template<class T> bool ckmx(T& a, const T b){return (a < b ? a = b, true : false);}
template<class T> bool ckmn(T& a, const T b){return (a > b ? a = b, true : false);}

const int N = 1e3;

char a[N][N];

void Main()
{
    int n, q; cin >> n >> q;

    FOR(i, 0, n - 1){
        FOR(j, 0, n - 1){
            cin >> a[i][j];
        }
    }

    while(q--){
        int ik, jk, sk; cin >> ik >> jk >> sk;

        --ik, --jk;
        FOR(i, 0, (sk - 1 - (sk & 1)) / 2){
            FOR(j, 0, (sk - 1) / 2){
                int c = (sk - 1 - i), d = (sk  - 1 - j);
                swap(a[ik + (i)][jk + (j)], a[ik + (j)][jk + c]);
                swap(a[ik + (j)][jk + c], a[ik + c][jk + d]);
                swap(a[ik + c][jk + d], a[ik + d][jk + (i)]);
            }
        }
    }

    FOR(i, 0, n - 1){
        FOR(j, 0, n - 1){
            cout << a[i][j];
        } cout << el;
    }
}

int32_t main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);

    #define name "InvMOD"
    if(fopen(name".INP", "r")){
        freopen(name".INP", "r", stdin);
        freopen(name".OUT", "w", stdout);
    }

    int t = 1; while(t--) Main();
    return 0;
}

Compilation message (stderr)

rotate.cpp: In function 'int32_t main()':
rotate.cpp:74:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   74 |         freopen(name".INP", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
rotate.cpp:75:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   75 |         freopen(name".OUT", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 10 / 10
• Subtask 6: 10 / 10
• Subtask 7: 10 / 10
• Subtask 8: 10 / 10
• Subtask 9: 10 / 10
• Subtask 10: 10 / 10