Submission #1213250

#	Time	Username	Problem	Language	Result	Execution time	Memory
1213250		guagua0407	Vision Program (IOI19_vision)	C++20	Compilation error	0 ms	0 KiB

vision

//#include "vision.h"
#include "grader.cpp"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pii pair<int,int>
#define f first
#define s second
#define all(x) x.begin(),x.end()
#define _ ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);


void construct_network(int n, int m, int k) {
    vector<int> cand;
	/*for(int i=0;i<n;i++){
        for(int j=0;j<m;j++){
            if(i+k<n){
                cand.push_back(add_and({i*m+j,(i+k)*m+j}));
            }
            if(j+k<m){
                cand.push_back(add_and({i*m+j,i*m+(j+k)}));
            }
        }
	}*/
	int ass=add_xor({0,0});
    vector<int> X(n),Y(m);
    for(int i=0;i<n;i++){
        vector<int> tmp;
        for(int j=0;j<m;j++){
            tmp.push_back({i*m+j});
        }
        X[i]=add_or(tmp);
    }
    for(int j=0;j<m;j++){
        vector<int> tmp;
        for(int i=0;i<n;i++){
            tmp.push_back({i*m+j});
        }
        Y[j]=add_or(tmp);
    }
    for(int x=0;x<=1;x++){
        //if(!((k-x)>=0 and (k-x)<m)) continue;
        int y=k-x;
        //cout<<x<<' '<<y<<'\n';
        int dx,dy;
        if(x==1){
            vector<int> tmp;
            for(int i=0;i+x<n;i++){
                tmp.push_back(add_and({X[i],X[i+x]}));
            }
            dx=(tmp.empty()?ass:add_or(tmp));
            cand.push_back(add_and({dx,add_xor(Y)}));
        }
        else{
            vector<int> tmp;
            for(int j=0;j+y<m;j++){
                tmp.push_back(add_and({Y[j],Y[j+y]}));
            }
            dy=(tmp.empty()?ass:add_or(tmp));
            cand.push_back(add_and({dy,add_xor(X)}));
        }
        //cand.push_back(add_and({dx,dy}));
    }
    if(cand.empty()){
        add_xor({0,0});
    }
    else{
        add_or(cand);
    }
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccD0UqjD.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccIzJkgd.o:vision.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccD0UqjD.o: in function `add_and(std::vector<int, std::allocator<int> >)':
grader.cpp:(.text+0x230): multiple definition of `add_and(std::vector<int, std::allocator<int> >)'; /tmp/ccIzJkgd.o:vision.cpp:(.text+0x230): first defined here
/usr/bin/ld: /tmp/ccD0UqjD.o: in function `add_or(std::vector<int, std::allocator<int> >)':
grader.cpp:(.text+0x250): multiple definition of `add_or(std::vector<int, std::allocator<int> >)'; /tmp/ccIzJkgd.o:vision.cpp:(.text+0x250): first defined here
/usr/bin/ld: /tmp/ccD0UqjD.o: in function `add_xor(std::vector<int, std::allocator<int> >)':
grader.cpp:(.text+0x270): multiple definition of `add_xor(std::vector<int, std::allocator<int> >)'; /tmp/ccIzJkgd.o:vision.cpp:(.text+0x270): first defined here
/usr/bin/ld: /tmp/ccD0UqjD.o: in function `add_not(int)':
grader.cpp:(.text+0x290): multiple definition of `add_not(int)'; /tmp/ccIzJkgd.o:vision.cpp:(.text+0x290): first defined here
collect2: error: ld returned 1 exit status