Submission #252878

#	Time	Username	Problem	Language	Result	Execution time	Memory
252878		Sugardorj	Land of the Rainbow Gold (APIO17_rainbow)	C++14	Compilation error	0 ms	0 KiB

rainbow

#include <bits/stdc++.h>
using namespace std;
long long b[323567],c[323456],a[323][456],tt,d[334564],e[456744];
long long x,m,n,t,k,l;
long long i , j,r,s,y,z;
string p;
queue<pair<long long,long long>> q,qq;

int main(){
    cin >> n>>m>>l>>k>>x>>y>>p;
    tt=1456785678;
    a[x][y]=tt;
    for (i = 0; i<l; i ++){
        if (p[i]=='N')
            x--;
        if (p[i]=='S')
            x++;
        if (p[i]=='W')
            y--;
        if (p[i]=='E')
            y++;
        a[x][y]=tt;
    }
    for (i = 1; i <=k ; i ++){
        cin >> x>>y>>l>>r;
        s=0;
        for (j = x; j<=l; j++){
            for (z = y; z<=r;z++){
                if (a[j][z]>= i){
                    continue;
                }
                s++;
                q=qq;
                q.push({j,z});
                while(q.size()){
                    long long xx=q.front().first;
                    long long yy=q.front().second;
                    q.pop();
                    if (xx+1<=l&&a[xx+1][yy]<i){
                        q.push({xx+1,yy});
                        a[xx+1][yy]=i;    
                    }
                    if (xx-1>=x&&a[xx-1][yy]<i){
                        a[xx-1][yy]=i;    
                        
                        q.push({xx-1,yy});}
                    if (yy+1<=r&&a[xx][yy+1]<i){
                        a[xx][yy+1]=i;    
                        q.push({xx,yy+1});}
                    if (yy-1>=y&&a[xx][yy-1]<i){
                        a[xx][yy-1]=i;    
                        q.push({xx,yy-1});}
                }
            }
        }
        cout <<s<<endl;
    }    
}

Compilation message (stderr)

/tmp/ccyIKVAK.o: In function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/ccsHozth.o:rainbow.cpp:(.text.startup+0x0): first defined here
/tmp/ccyIKVAK.o: In function `main':
grader.cpp:(.text.startup+0xcc): undefined reference to `init(int, int, int, int, int, char*)'
grader.cpp:(.text.startup+0x131): undefined reference to `colour(int, int, int, int)'
collect2: error: ld returned 1 exit status