Submission #306170

#	Time	Username	Problem	Language	Result	Execution time	Memory
306170		hhh07	Vision Program (IOI19_vision)	C++14	100 / 100	91 ms	8436 KiB

vision

#include <iostream>
#include <vector>
#include <cmath>
#include <queue>
#include "vision.h"

using namespace std;


void construct_network(int h, int w, int k){
    vector<int> left[500], right[500];

    for (int i = 0; i < h; i++){
        for (int j = 0; j < w; j++){
            left[i + j].push_back(i*w + j);
            right[j - i + h - 1].push_back(i*w + j);
        }
    }
        
    int l1[500], l2[500], r1[500], r2[500];
    for (int i = 0; i < h + w - 1; i++){
        l1[i] = add_or(left[i]);
        r1[i] = add_or(right[i]);
        l2[i] = add_xor({add_xor(left[i]), add_or(left[i])});
        r2[i] = add_xor({add_xor(right[i]), add_or(right[i])});
    }
    vector<int> l, r;
    for (int i = 0; i + k < h + w - 1; i++){
        vector<int> twos, ones;
        for (int j = i; j <= i + k; j++){
            twos.push_back(l2[j]);
            ones.push_back(l1[j]);
        }
        twos.push_back(add_xor({add_xor(ones), add_or(ones)}));
        l.push_back(add_or(twos));
    }
    
    for (int i = 0; i + k < h + w; i++){
        vector<int> twos, ones;
        for (int j = i; j <= i + k; j++){
            twos.push_back(r2[j]);
            ones.push_back(r1[j]);
        }
        twos.push_back(add_xor({add_xor(ones), add_or(ones)}));
        r.push_back(add_or(twos));
    }
    k--;
    int moze_kplusjedan = add_and({add_or(l), add_or(r)});
    l.clear(); r.clear();
    for (int i = 0; i + k < h + w - 1; i++){
        vector<int> twos, ones;
        for (int j = i; j <= i + k; j++){
            twos.push_back(l2[j]);
            ones.push_back(l1[j]);
        }
        twos.push_back(add_xor({add_xor(ones), add_or(ones)}));
        l.push_back(add_or(twos));
    }
    
    for (int i = 0; i + k < h + w - 1; i++){
        vector<int> twos, ones;
        for (int j = i; j <= i + k; j++){
            twos.push_back(r2[j]);
            ones.push_back(r1[j]);
        }
        twos.push_back(add_xor({add_xor(ones), add_or(ones)}));
        r.push_back(add_or(twos));
    }
    int moze_k = add_and({add_or(l), add_or(r)});
    
    int rj = add_and({moze_kplusjedan, add_not(moze_k)});
    return;
}

Compilation message (stderr)

vision.cpp: In function 'void construct_network(int, int, int)':
vision.cpp:71:9: warning: unused variable 'rj' [-Wunused-variable]
   71 |     int rj = add_and({moze_kplusjedan, add_not(moze_k)});
      |         ^~

• Subtask 1: 10 / 10
• Subtask 2: 11 / 11
• Subtask 3: 11 / 11
• Subtask 4: 15 / 15
• Subtask 5: 12 / 12
• Subtask 6: 8 / 8
• Subtask 7: 14 / 14
• Subtask 8: 19 / 19