Submission #900215

#	Time	Username	Problem	Language	Result	Execution time	Memory
900215		Lincito_31	Land of the Rainbow Gold (APIO17_rainbow)	C++11	0 / 100	394 ms	1048576 KiB

rainbow

#include "rainbow.h"
#include<bits/stdc++.h>
using namespace std;
vector<vector<int>> grid;
void init(int R, int C, int sr, int sc, int M, char *S) {
    vector<int> auxi(C,0);
    for(int i=0;i<R;i++){
        grid.push_back(auxi);
    }
    sr--;
    sc--;
    grid[sr][sc]=-1;
    for(int i=0;i<M;i++){
        switch(S[i]){
            case 'N':
                sr--;
                break;
            case 'S':
                sr++;
                break;
            case 'W':
                sc--;
                break;
            case 'E':
                sc++;
                break;
        }
        grid[sr][sc]=-1;
    }
    for(int i=0;i<R;i++){
        bool xd=true;
        int ante=0;
        for(int j=0;j<C;j++){
            if(xd && grid[i][j]==0){
                ante++;
                grid[i][j]=ante;
                xd=false;
            }else{
                xd=true;
            }
        }
    }
}
int colour(int ar, int ac, int br, int bc) {
    int canti=0;
    ar--;
    ac--;
    br--;
    bc--;
    //vector<vector<char>> clon(grid.begin(),grid.end());
    if(ar==br){
        if(grid[ar][ac]!=-1 && grid[ar][bc]!=-1){
            canti=grid[ar][bc]-grid[ar][ac]+1;
        }else if(grid[ar][ac]==-1 && grid[ar][bc]!=-1){
            for(int i=ac;i<=bc;i++){
                if(grid[ar][i]!=-1){
                    canti=grid[ar][bc]-grid[ar][i]+1;
                    break;
                }
            }
        }else if(grid[ar][ac]!=-1 && grid[ar][bc]==-1){
            for(int i=bc;i>=ac;i--){
                if(grid[ar][i]!=-1){
                    canti=grid[ar][i]-grid[ar][ac]+1;
                    break;
                }
            }
        }else{
            for(int i=bc;i>=ac;i--){
                if(grid[ar][i]!=-1){
                    canti=grid[ar][i];
                    break;
                }
            }
            for(int i=ac;i<=bc;i++){
                if(grid[ar][i]!=-1){
                    canti=canti-grid[ar][i]+1;
                    break;
                }
            }
        }
    }else{
        for(int k=ar;k<=br;k++){
            if(grid[k][ac]!=-1 && grid[k][bc]!=-1){
                canti+=grid[k][bc]-grid[k][ac]+1;
            }else if(grid[k][ac]==-1 && grid[k][bc]!=-1){
                for(int i=ac;i<=bc;i++){
                    if(grid[k][i]!=-1){
                        canti+=grid[k][bc]-grid[k][i]+1;
                        break;
                    }
                }
            }else if(grid[k][ac]!=-1 && grid[k][bc]==-1){
                for(int i=bc;i>=ac;i--){
                    if(grid[k][i]!=-1){
                        canti+=grid[k][i]-grid[k][ac]+1;
                        break;
                    }
                }
            }else{
                for(int i=bc;i>=ac;i--){
                    if(grid[k][i]!=-1){
                        canti+=grid[k][i];
                        break;
                    }
                }
                for(int i=ac;i<=bc;i++){
                    if(grid[k][i]!=-1){
                        canti-=grid[k][i];
                        canti++;
                        break;
                    }
                }
            }
        }
        if(grid[br][ac]!=-1 && grid[ar][ac]!=-1 && grid[br][bc]!=-1 && grid[ar][bc]!=-1){
            bool jaja=true;
            for(int i=ac;i<=bc;i++){
                if(grid[ar][i]==-1){
                    jaja=false;
                    break;
                }
            }
            if(jaja){
                return 1;
            }else{
                jaja=true;
                for(int i=ac;i<=bc;i++){
                    if(grid[br][i]==-1){
                        jaja=false;
                        break;
                    }
                }
                if(jaja){
                    return 1;
                }
            }
        }
        if(grid[br][ac]!=-1 && grid[ar][ac]!=-1){
            canti--;
        }
        if(grid[br][bc]!=-1 && grid[ar][bc]!=-1){
            canti--;
        }
    }
    return canti;
}

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• Subtask 2: 0 / 12
• Subtask 3: 0 / 24
• Subtask 4: 0 / 27
• Subtask 5: 0 / 26