Submission #799019

#TimeUsernameProblemLanguageResultExecution timeMemory
799019lollipopVision Program (IOI19_vision)C++17
54 / 100
15 ms2132 KiB
#include<bits/stdc++.h> #include <ext/pb_ds/assoc_container.hpp> #include <ext/pb_ds/tree_policy.hpp> #include <ext/rope> #define ll long long #define pb push_back #define s second #define f first #define pf push_front #define inf 100000000000000000 #define bitebi __builtin_popcountll #define FOR( i , n ) for( int i = 0 ; i < n ; i ++ ) #define YES cout <<"YES\n" #define NO cout << "NO\n" #define debug cout << "Here Fine" << endl ; #define pr pair < int , int > #define fbo find_by_order // returns iterator #define ook order_of_key // returns strictly less numbers than key using namespace std ; //#pragma GCC optimize("Ofast") //#pragma GCC target("avx,avx2,fma") using namespace __gnu_pbds; using namespace __gnu_cxx; #define ordered_set tree<int, null_type,less<int>, rb_tree_tag,tree_order_statistics_node_update> const double Pi=acos(-1.0); const double EPS=1E-8; const int mod = 1000000007 ; const int mod1 = 998244353 ; const int NN = 6e5 + 10 ; mt19937 R(time(0)); map < int , int > ma , ma1 ; #include "vision.h" // static const int MAX_INSTRUCTIONS = 10000; // static const int MAX_INPUTS = 1000000; // static const int _AND = 0; // static const int _OR = 1; // static const int _XOR = 2; // static const int _NOT = 3; // static inline bool increasing(int a, int b, int c) { // return a <= b && b <= c; // } // [[noreturn]] static inline void error(string message) { // printf("%s\n", message.c_str()); // exit(0); // } // class InstructionNetwork { // struct Instruction { // int type; // vector<int> input_indexes; // inline Instruction(int _type, const vector<int>& _input_indexes): // type(_type), input_indexes(_input_indexes) { // } // inline int apply(int a, int b) const { // switch (type) { // case _AND: // return a & b; // case _OR: // return a | b; // case _XOR: // return a ^ b; // default: // return 0; // } // } // inline int compute(const vector<int>& memory_cells) const { // int r = memory_cells[input_indexes[0]]; // if (type == _NOT) // return 1 - r; // for (int j = 1; j < (int)input_indexes.size(); j++) // r = apply(r, memory_cells[input_indexes[j]]); // return r; // } // }; // int input_size; // int total_inputs; // vector<Instruction> instructions; // public: // inline void init(int _input_size) { // this->input_size = _input_size; // this->total_inputs = 0; // this->instructions.clear(); // } // inline int add_instruction(int type, const vector<int>& input_indexes) { // if (input_indexes.size() == 0) // error("Instruction with no inputs"); // if (instructions.size() + 1 > MAX_INSTRUCTIONS) // error("Too many instructions"); // if (total_inputs + input_indexes.size() > MAX_INPUTS) // error("Too many inputs"); // instructions.emplace_back(type, input_indexes); // total_inputs += input_indexes.size(); // int new_index = input_size + (int)instructions.size() - 1; // for (int input_index : input_indexes) // if (!increasing(0, input_index, new_index-1)) // error("Invalid index"); // return new_index; // } // inline int compute(vector<int> &memory_cells) const { // for (auto &instruction : instructions) // memory_cells.push_back(instruction.compute(memory_cells)); // return memory_cells.back(); // } // }; // static InstructionNetwork instructionNetwork; // int add_and(vector<int> Ns) { // return instructionNetwork.add_instruction(_AND, Ns); // } // int add_or(vector<int> Ns) { // return instructionNetwork.add_instruction(_OR, Ns); // } // int add_xor(vector<int> Ns) { // return instructionNetwork.add_instruction(_XOR, Ns); // } // int add_not(int N) { // vector<int> Ns = {N}; // return instructionNetwork.add_instruction(_NOT, Ns); // } void construct_network(int H, int W, int K){ int a[ H ][ W ] ; FOR( i , H ) FOR( j , W ){ a[ i ][ j ] = i * W + j ; } if( K == 1 ){ vector < int > nec ; int app_h[ H ] , app_w[ W ] ; FOR( i , H ){ vector < int > vu ; FOR( j , W ) vu.pb( a[ i ][ j ] ) ; int x = add_or( vu ) ; app_h[ i ] = x ; } FOR( j , W ){ vector < int > vu ; FOR( i , H ) vu.pb( a[ i ][ j ] ) ; int x = add_or( vu ) ; app_w[ j ] = x ; } FOR( i , H - 1 ){ vector < int > vu ; vu.pb( app_h[ i ] ) ; vu.pb( app_h[ i + 1 ] ) ; int z = add_and( vu ) ; vu.clear() ; FOR( j , W ) vu.pb( app_w[ j ] ) ; int k = add_xor( vu ) ; vu.clear() ; vu.pb( z ) ; vu.pb( k ) ; int xx = add_and( vu ) ; nec.pb( xx ) ; } FOR( j , W - 1 ){ vector < int > vu ; vu.pb( app_w[ j ] ) ; vu.pb( app_w[ j + 1 ] ) ; int z = add_and( vu ) ; vu.clear() ; FOR( i , H ) vu.pb( app_h[ i ] ) ; int k = add_xor( vu ) ; vu.clear() ; vu.pb( z ) ; vu.pb( k ) ; int xx = add_and( vu ) ; nec.pb( xx ) ; } int x = add_or( nec ) ; return ; } if( max( H , W ) > 30 ){ vector < int > nec ; nec.pb( a[ 0 ][ 0 ] ) ; vector < int > vu ; FOR( i , H ){ FOR( j , W ){ if( ( i + j ) == K ) vu.pb( a[ i ][ j ] ) ; } } int z = add_or( vu ) ; nec.pb( z ) ; int x = add_and( nec ) ; return ; } vector < int > nec ; FOR( i , H ){ FOR( j , W ){ vector < int > vu ; FOR( i1 , H ){ FOR( j1 , W ){ if( abs( i - i1 ) + abs( j - j1 ) != K ) continue ; vu.pb( a[ i1 ][ j1 ] ) ; } } if( vu.size() == 0 ) continue ; int zz = add_or( vu ) ; vu.clear() ; vu.pb( zz ) ; vu.pb( a[ i ][ j ] ) ; int kk = add_and( vu ) ; nec.pb( kk ) ; } } int x = add_or( nec ) ; return ; } // int main() { // int H, W, K; // assert(3 == scanf("%d%d%d", &H, &W, &K)); // FILE *log_file = fopen("log.txt","w"); // instructionNetwork.init(H * W); // construct_network(H, W, K); // while (true) { // int rowA, colA, rowB, colB; // assert(1 == scanf("%d", &rowA)); // if (rowA == -1) // break; // assert(3 == scanf("%d%d%d", &colA, &rowB, &colB)); // if ((!increasing(0, rowA, H-1)) || // (!increasing(0, colA, W-1)) || // (!increasing(0, rowB, H-1)) || // (!increasing(0, colB, W-1)) || // (rowA == rowB && colA == colB)) { // printf("-1\n"); // fprintf(log_file, "-1\n"); // fflush(stdout); // fflush(log_file); // continue; // } // vector<int> memory_cells; // for (int row = 0; row < H; row++) // for (int col = 0; col < W; col++) { // bool active = (row == rowA && col == colA) || (row == rowB && col == colB); // memory_cells.push_back(active ? 1 : 0); // } // int computation_result = instructionNetwork.compute(memory_cells); // printf("%d\n", computation_result); // fflush(stdout); // for(int i = 0; i < (int)memory_cells.size(); i++) // fprintf(log_file, (i ? " %d" : "%d"), memory_cells[i]); // fprintf(log_file, "\n"); // fflush(log_file); // } // fclose(stdin); // }

Compilation message (stderr)

vision.cpp: In function 'void construct_network(int, int, int)':
vision.cpp:191:9: warning: unused variable 'x' [-Wunused-variable]
  191 |     int x = add_or( nec ) ;
      |         ^
vision.cpp:205:7: warning: unused variable 'x' [-Wunused-variable]
  205 |   int x = add_and( nec ) ;
      |       ^
vision.cpp:226:6: warning: unused variable 'x' [-Wunused-variable]
  226 |  int x = add_or( nec ) ;
      |      ^
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