제출 #165768

#제출 시각아이디문제언어결과실행 시간메모리
165768crushteacherswife로봇 (IOI13_robots)C++14
컴파일 에러
0 ms0 KiB
//Rochy'.'
#include <bits/stdc++.h>
#define fo(i,a,b) for(int i=a;i<=b;++i)
#define fd(i,a,b) for(int i=a;i>=b;--i)
#define fl(i,a,b) for(int i=a;i<b;++i)
#define fa(i,a) for(auto i:a)
#define ii pair <int,int>
#define vi vector <int>
#define F first
#define S second
#define pb push_back
#define mp make_pair
#define all(a) a.begin(),a.end()
using namespace std;
template <typename T> inline void read(T &x){char c;bool nega=0;while((!isdigit(c=getchar()))&&(c!='-'));
if(c=='-'){nega=1;c=getchar();}x=c-48;while(isdigit(c=getchar()))x=x*10+c-48;if(nega)x=-x;}
template <typename T> inline void writep(T x){if(x>9)writep(x/10);putchar(x%10+48);}
template <typename T> inline void write(T x){if(x<0){putchar('-');x=-x;}writep(x);putchar(' ');}
template <typename T> inline void writeln(T x){write(x);putchar('\n');}
template <typename R, typename D> inline void Min(R &a, D b){if(a>b) a=b;}
template <typename D, typename R> inline void Max(D &a, R b){if(a<b) a=b;}
const int N=1000006;
int n,m,item,a[N];
ii b[N];

bool check(int x){
	int run=1,times;
	priority_queue <int> Q;
	fo(i,1,n){
		while(b[run].F<a[i]&&run<=item){
			Q.push(b[run].S);
			++run;
		}
		times=x;
		while(Q.size()&&times){
			Q.pop();
			--times;
		}
	}
	while(run<=item){Q.push(b[run].S);++run;}
	fo(i,n+1,n+m){
		times=x;
		while(Q.size()&&times)
			if(Q.top()<a[i]){
				Q.pop();
				--times;
			}else break;
	}
	return Q.empty();
}
int main(){
    ios_base::sync_with_stdio(NULL);
    cin. tie(NULL); cout. tie(NULL);
//    freopen("Robots.inp" , "r", stdin);
//    freopen("Robots.out", "w", stdout);
	read(n);read(m);read(item);
	fo(i,1,n+m) read(a[i]);
	sort(a+1,a+1+n);
	sort(a+1+n,a+n+m+1,greater<int>());
	fo(i,1,item){read(b[i].F);read(b[i].S);}
	sort(b+1,b+1+item);
	int r=item+1;
	int l=0;
	while(r-l>1){
		int mid=l+r>>1;
		if(check(mid)) r=mid;
		else l=mid;
	}
	if(r==item+1) write(-1);
	else write(r);
    return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

robots.cpp: In function 'int main()':
robots.cpp:65:12: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   int mid=l+r>>1;
           ~^~
/tmp/ccjkTvSl.o: In function `main':
robots.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/cc8Ze2M9.o:grader.c:(.text.startup+0x0): first defined here
/tmp/cc8Ze2M9.o: In function `main':
grader.c:(.text.startup+0x17e): undefined reference to `putaway'
collect2: error: ld returned 1 exit status