Submission #249393

#	Time	Username	Problem	Language	Result	Execution time	Memory
249393		blacktulip	Cambridge (info1cup18_cambridge)	C++17	55 / 100	2083 ms	7596 KiB

cambridge

#include <bits/stdc++.h>

using namespace std;

typedef long long lo;
typedef pair< lo,lo > PII;

#define fi first
#define se second
#define mp make_pair
#define endl "\n"
#define pb push_back
#define fio() ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL)
#define FOR for(int i=1;i<=n;i++)
#define mid ((start+end)/2)
#define ort ((bas+son)/2)

const lo inf = 1000000000000000000;
const lo KOK = 100000;
const lo LOG = 30;
const lo li = 500005;
const lo mod = 1000000007;

int n,m,b[li],a[li],k,flag,t;
int cev;
string s;
PII p[li];
//~ vector<PII> v;

int main(void){
	scanf("%d %d",&n,&m);
	FOR scanf("%lld %lld",&p[i].se,&p[i].fi);
	for(int i=1;i<=m;i++){
		int x,y;
		scanf("%d %d",&x,&y);
		vector<PII> v;
		for(int j=x;j<=y;j++){
			v.pb(p[j]);
		}
		sort(v.begin(),v.end());
		cev=0;
		flag=0;
		for(int j=x;j<=y;j++){
			cev+=v[j-x].se;
			//~ cout<<cev<<" : : "
			if(cev>=v[j-x].fi){flag=1;break;}
		}
		printf("%d\n",!flag);
	}
	return 0;
}

Compilation message (stderr)

cambridge.cpp: In function 'int main()':
cambridge.cpp:31:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d",&n,&m);
  ~~~~~^~~~~~~~~~~~~~~
cambridge.cpp:32:11: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  FOR scanf("%lld %lld",&p[i].se,&p[i].fi);
      ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cambridge.cpp:35:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d",&x,&y);
   ~~~~~^~~~~~~~~~~~~~~

• Subtask 1: 15 / 15
• Subtask 2: 25 / 25
• Subtask 3: 15 / 15
• Subtask 4: 0 / 45