Submission #305835

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
305835	2020-09-24T02:23:28 Z	T0p_	Exhibition (JOI19_ho_t2)	C++14	Compilation error	0 ms	0 KB

joi2019_ho_t2

#include<bits/stdc++.h>
using namespace std;

struct picture
{
	int s, v;
	bool operator < (const picture & o) const
	{
		return (v == o.v) ? s < o.s : v < o.v;
	}
};

pair<int, int> p[100100];
int f[100100];

int main()
{
	int n, m;
	scanf(" %d %d",&n,&m);
	for(int i=1 ; i<=n ; i++)
		scanf(" %d %d",&p[i].s,&p[i].v);
	for(int i=1 ; i<=m ; i++)
		scanf(" %d",&f[i]);
	sort(p+1, p+n+1);
	sort(f+1, f+m+1);
	int i = n, j = m, ans = 0;
	while(i >= 1 && j >= 1)
	{
		if(p[i].s <= f[j])
		{
			j--;
			ans++;
		}
		i--;
	}
	printf("%d\n",ans);
	return 0;
}

Compilation message

joi2019_ho_t2.cpp: In function 'int main()':
joi2019_ho_t2.cpp:21:24: error: 'struct std::pair<int, int>' has no member named 's'
   21 |   scanf(" %d %d",&p[i].s,&p[i].v);
      |                        ^
joi2019_ho_t2.cpp:21:32: error: 'struct std::pair<int, int>' has no member named 'v'
   21 |   scanf(" %d %d",&p[i].s,&p[i].v);
      |                                ^
joi2019_ho_t2.cpp:29:11: error: 'struct std::pair<int, int>' has no member named 's'
   29 |   if(p[i].s <= f[j])
      |           ^
joi2019_ho_t2.cpp:19:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   19 |  scanf(" %d %d",&n,&m);
      |  ~~~~~^~~~~~~~~~~~~~~~
joi2019_ho_t2.cpp:23:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   23 |   scanf(" %d",&f[i]);
      |   ~~~~~^~~~~~~~~~~~~