提出 #1622792

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ソースコード 拡げる

#define _USE_MATH_DEFINES
#include <sstream> //string stream its useful!
#include<string>
#include<iostream>
#include<utility> //pair
#include <vector> // vector
#include <algorithm>    // swap,sort,binary_search
#include <functional>   // std::greater
#include <map> //map
#include<set> //set
#include<queue> //queue
#include<list> //list
#include<cmath>
#include<numeric>
#include<cassert>
#include <iomanip> //cout<<setprecision
#include <regex>
#include <ctype.h> //toupper case
#include <tuple>

typedef long long ll;
#define FOR(i,a,b) for (int i=(a);i<(b);i++)
#define REP(i,n) for (int i=0;i<(n);i++)
#define RREP(i,n) for (int i=(n)-1;i>=0;i--)
const ll W = 1000000007;
const int alphacount = 26;


using namespace std;
void omajinai() {
    cin.tie(0);
    ios::sync_with_stdio(false);
    cout<<setprecision(15);
}

class Main{
public:
    
    ll H,W,D;
    Main(){
        cin>>H>>W>>D;
    }
    
    
    void run(){
        char c[4] = {'R','Y','G','B'};
        int dx[4] = {-1,-1,1,1};
        int dy[4] = {-1,1,-1,1};
        
        vector<vector<int> > ret(H,vector<int>(W,-1));
        queue<pair<int ,int> > q;
        REP(i,D){
            q.push(make_pair(0,i));
        }
        while(!q.empty()){
            const pair<int,int> p = q.front();
            vector<bool> b(4,false);
            q.pop();
            REP(i,4){
                REP(j,D+1){
                    int xx = p.first + j * dx[i];
                    int yy = p.second + (D-j) * dy[i];
                    if(xx<0 || yy < 0 ||xx>=H || yy >= W) continue;
                    if(ret[xx][yy] < 0){
                        if(ret[xx][yy] == -1){ q.push(make_pair(xx,yy)); ret[xx][yy]--;}
                        continue;
                    }
                    b[ret[xx][yy]] = true;
                }
            }
            REP(i,4){
                if(!b[i]){
                    ret[p.first][p.second] = i;
                    break;
                }
            }
            assert(ret[p.first][p.second]!=-1);
        }
        
        REP(i,H){
            FOR(j,W) cout<<c[ret[i][j]];
            cout<<endl;
        }
    }
};

#ifndef gtest
int main(){
    omajinai();
    Main().run();
    return 0;
}
#endif

提出情報

コンパイルエラー

./Main.cpp:81:20: error: macro "FOR" requires 3 arguments, but only 2 given
             FOR(j,W) cout<<c[ret[i][j]];
                    ^
./Main.cpp: In member function ‘void Main::run()’:
./Main.cpp:81:13: error: ‘FOR’ was not declared in this scope
             FOR(j,W) cout<<c[ret[i][j]];
             ^