Submission #814750

#	Time	Username	Problem	Language	Result	Execution time	Memory
814750		Hanksburger	Alice, Bob, and Circuit (APIO23_abc)	C++17	12 / 100	119 ms	12388 KiB

abc

#include "abc.h"
#include <bits/stdc++.h>
using namespace std;
const int OP_ZERO    = 0;  // f(OP_ZERO,    x0, x1) = 0
const int OP_NOR     = 1;  // f(OP_NOR,     x0, x1) = !(x0 || x1)
const int OP_GREATER = 2;  // f(OP_GREATER, x0, x1) = (x0 > x1)
const int OP_NOT_X1  = 3;  // f(OP_NOT_X1,  x0, x1) = !x1
const int OP_LESS    = 4;  // f(OP_LESS,    x0, x1) = (x0 < x1)
const int OP_NOT_X0  = 5;  // f(OP_NOT_X0,  x0, x1) = !x0
const int OP_XOR     = 6;  // f(OP_XOR,     x0, x1) = (x0 ^ x1)
const int OP_NAND    = 7;  // f(OP_NAND,    x0, x1) = !(x0 && x1)
const int OP_AND     = 8;  // f(OP_AND,     x0, x1) = (x0 && x1)
const int OP_EQUAL   = 9;  // f(OP_EQUAL,   x0, x1) = (x0 == x1)
const int OP_X0      = 10; // f(OP_X0,      x0, x1) = x0
const int OP_GEQ     = 11; // f(OP_GEQ,     x0, x1) = (x0 >= x1)
const int OP_X1      = 12; // f(OP_X1,      x0, x1) = x1
const int OP_LEQ     = 13; // f(OP_LEQ,     x0, x1) = (x0 <= x1)
const int OP_OR      = 14; // f(OP_OR,      x0, x1) = (x0 || x1)
const int OP_ONE     = 15; // f(OP_ONE,     x0, x1) = 1
int alice(const int n, const char names[][5], const unsigned short numbers[], bool outputs_alice[])
{
    for (int i=0; i<16; i++)
        outputs_alice[i]=numbers[0]&(1<<i);
    return 16;
}
int bob(const int m, const char senders[][5], const char recipients[][5], bool outputs_bob[])
{
    for (int i=0; i<m; i++)
        outputs_bob[i]=0;
    return m;
}
int ind[16];
int circuit(const int la, const int lb, int operations[], int operands[][2], int outputs_circuit[][16])
{
    if (!lb)
    {
        for (int i=0; i<16; i++)
        {
            operands[i+16][0]=0;
            operands[i+16][1]=0;
            operations[i+16]=OP_ZERO;
            outputs_circuit[0][i]=i+16;
        }
        return 32;
    }
    for (int i=0; i<16; i++)
        ind[i]=i;
    int cur=lb+16, carry;
    for (int i=1; i<lb; i++)
    {
        operands[cur][0]=0;
        operands[cur][1]=ind[0];
        operations[cur]=OP_XOR;

        operands[cur+1][0]=0;
        operands[cur+1][1]=ind[0];
        operations[cur+1]=OP_AND;

        ind[0]=cur;
        carry=cur+1;
        cur+=2;

        for (int j=1; j<16; j++)
        {
            operands[cur][0]=j;
            operands[cur][1]=ind[j];
            operations[cur]=OP_XOR;

            operands[cur+1][0]=cur;
            operands[cur+1][1]=carry;
            operations[cur+1]=OP_XOR;

            operands[cur+2][0]=j;
            operands[cur+2][1]=ind[j];
            operations[cur+2]=OP_AND;

            operands[cur+3][0]=j;
            operands[cur+3][1]=carry;
            operations[cur+3]=OP_AND;

            operands[cur+4][0]=ind[j];
            operands[cur+4][1]=carry;
            operations[cur+4]=OP_AND;

            operands[cur+5][0]=cur+2;
            operands[cur+5][1]=cur+3;
            operations[cur+5]=OP_OR;

            operands[cur+6][0]=cur+5;
            operands[cur+6][1]=cur+4;
            operations[cur+6]=OP_OR;

            ind[j]=cur+1;
            carry=cur+6;
            cur+=7;
        }
    }
    for (int i=0; i<16; i++)
        outputs_circuit[0][i]=ind[i];
    return cur;
}

• Subtask 1: 4 / 4
• Subtask 2: 4 / 4
• Subtask 3: 4 / 4
• Subtask 4: 0 / 24
• Subtask 5: 0 / 24
• Subtask 6: 0 / 6
• Subtask 7: 0 / 18
• Subtask 8: 0 / 10
• Subtask 9: 0 / 6