Submission #19014733

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;
typedef signed long long ll;

#define _P(...) (void)printf(__VA_ARGS__)
#define FOR(x,to) for(x=0;x<(to);x++)
#define FORR(x,arr) for(auto& x:arr)
#define FORR2(x,y,arr) for(auto& [x,y]:arr)
#define ALL(a) (a.begin()),(a.end())
#define ZERO(a) memset(a,0,sizeof(a))
#define MINUS(a) memset(a,0xff,sizeof(a))
template<class T> bool chmax(T &a, const T &b) { if(a<b){a=b;return 1;}return 0;}
template<class T> bool chmin(T &a, const T &b) { if(a>b){a=b;return 1;}return 0;}
//-------------------------------------------------------

vector<pair<int,int>> V;

void count() {
	set<int> A,B,C,D;
	FORR(c,V) {
		A.insert(c.second);
		B.insert(c.first-c.second);
		C.insert(c.second);
		D.insert(c.first+c.second);
	}
	cout<<A.size()<<" "<<B.size()<<" "<<C.size()<<" "<<D.size()<<endl;
}


void solve() {
	int i,j,k,l,r,x,y; string s;
	
	vector<pair<int,int>> R;
	for(x=0;x<100;x+=10) {
		FOR(y,10) R.push_back({x,y});
	}
	
	for(r=0;r<10;r++) {
		FORR(a,R) V.push_back({a.first+1000*r,a.second+1000*r});
	}
	
	//count();
	cout<<V.size()<<endl;
	FORR(v,V) cout<<v.first<<" "<<v.second<<endl;
	
}


int main(int argc,char** argv){
	string s;int i;
	if(argc==1) ios::sync_with_stdio(false), cin.tie(0);
	FOR(i,argc-1) s+=argv[i+1],s+='\n'; FOR(i,s.size()) ungetc(s[s.size()-1-i],stdin);
	cout.tie(0); solve(); return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘void solve()’:
./Main.cpp:31:6: warning: unused variable ‘i’ [-Wunused-variable]
   31 |  int i,j,k,l,r,x,y; string s;
      |      ^
./Main.cpp:31:8: warning: unused variable ‘j’ [-Wunused-variable]
   31 |  int i,j,k,l,r,x,y; string s;
      |        ^
./Main.cpp:31:10: warning: unused variable ‘k’ [-Wunused-variable]
   31 |  int i,j,k,l,r,x,y; string s;
      |          ^
./Main.cpp:31:12: warning: unused variable ‘l’ [-Wunused-variable]
   31 |  int i,j,k,l,r,x,y; string s;
      |            ^
./Main.cpp: In function ‘int main(int, char**)’:
./Main.cpp:6:28: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::__cxx11::basic_string<char>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
    6 | #define FOR(x,to) for(x=0;x<(to);x++)
      |                            ^
./Main.cpp:52:38: note: in expansion of macro ‘FOR’
   52 |  FOR(i,argc-1) s+=argv[i+1],s+='\n'; FOR(i,s.size()) ungetc(s[s.size()-1-i],stdin);
      |                                      ^~~

Judge Result