Submission #711735

#	Time	Username	Problem	Language	Result	Execution time	Memory
711735		pcc	Popcount (COCI19_popcount)	C++14	0 / 110	1 ms	212 KiB

popcount

#include <bits/stdc++.h>
using namespace std;

int main(){
    // ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    int n,k;
    cin>>n>>k;
    cout<<"1\nA=((((1<<3)>>3)+(1<<2))+(1<<2))";return 0;
    cout<<(n+3)/4<<'\n';
    for(int i = 0;i<n;i+=4){
        printf("A=((((((A&(1<<%d))>>%d)+((A&(1<<(%d)))>>(%d)))+((A&(1<<(%d)))>>(%d)))+((A&(1<<(%d)))>>(%d)))+((A>>(%d))<<(%d)))\n",i,i,i+1,i+1,i+2,i+2,i+3,i+3,i+4,i+4);
        // cout<<"A=(((A&(1<<"<<i<<"))>>"<<i<<")+(A-(A&"<<"(1<<"<<i<<"))))\n";
        // A=(((A&(1<<0))>>0)+(A-(A&(1<<0))))

        // A=((((((A&(1<<0))>>0)+((A&(1<<(0+1)))>>(0+1)))+((A&(1<<(0+2)))>>(0+2)))+((A&(1<<(0+3)))>>(0+3)))+((A>>(0+4))<<(0+4)))
    }
    // for(int j = 0;j<(1<<n);j++){
    //     int A = j;
    //     for(int i = 1;i<n;i++){
    //         A=((A&(1<<i))>>i)+(A^(A&(1<<i)));
    //     }
    //     assert(A == __builtin_popcount(j));
    // }
}

• Subtask 1: 0 / 15
• Subtask 2: 0 / 15
• Subtask 3: 0 / 35
• Subtask 4: 0 / 45