Submission #876376

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Source Code Expand

#include <stdio.h>
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define pii pair<int,int>
#define pll pair<ll,ll>
#define pdd pair<double,double>
#define FILL(a,x) memset(a,x,sizeof(a))
#define foreach( gg,ii ) for( typeof(gg.begin()) ii=gg.begin();ii!=gg.end();ii++)
#define mp make_pair
#define pb push_back
#define X first
#define Y second
#define sz(a) int((a).size())
#define N 100010
#define MAX 30
#define mod 1000000007
#define REP(i,a) for(int i=0;i<a;++i)
#define REPP(i,a,b) for(int i=a;i<b;++i)
#define all(a) a.begin(),a.end()
const ll INF = 1e18+1;

set <pii> s,colo;
map <pii, int> m;
ll ans[N];

int main()
{
	int n,h,w,a,b,val;
	ll sum=0;
	scanf("%d%d%d",&h,&w,&n);
	REP(i,n)
	{
		scanf("%d%d",&a,&b);
		colo.insert(mp(a,b));
	}
	foreach(colo,ii)
	{
		a=ii->X;
		b=ii->Y;
		REPP(row,max(a-2,1),min(a+1,h-1))
			REPP(col,max(b-2,1),min(b+1,w-1))
			{
				if (s.find(mp(row,col))!=s.end()) continue;
				s.insert(mp(row,col));
				val=0;
				REPP(j,row,row+3)
					REPP(k,col,col+3)
					{
						if (colo.find(mp(j,k))!=colo.end())
							val++;
					}
				sum++;
				m[mp(row,col)]=val;
			}
	}
	foreach(m,ii)
		ans[ii->Y]++;
	ans[0]=1ll*(h-2)*(w-2)-sum;
	REP(i,10) printf("%lld\n",ans[i]);
return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:31:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d%d",&h,&w,&n);
                          ^
./Main.cpp:34:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d",&a,&b);
                      ^

Judge Result