oj.uz

답안 #448670

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
448670 2021-07-31T14:33:21 Z NhatMinh0208 Red-blue table (IZhO19_stones) C++17
17 / 100
 45 ms 1780 KB 
#ifndef CPL_TEMPLATE
#define CPL_TEMPLATE
/*
	Normie's Template v2.5
	Changes:
    Added warning against using pragmas on USACO.
*/
// Standard library in one include.
#include <bits/stdc++.h>
using namespace std;
 
// ordered_set library.
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
#define ordered_set(el) tree<el,null_type,less<el>,rb_tree_tag,tree_order_statistics_node_update>
 
// AtCoder library. (Comment out these two lines if you're not submitting in AtCoder.) (Or if you want to use it in other judges, run expander.py first.)
//#include <atcoder/all>
//using namespace atcoder;

//Pragmas (Comment out these three lines if you're submitting in szkopul or USACO.)
#pragma comment(linker, "/stack:200000000")
#pragma GCC optimize("Ofast,unroll-loops,tree-vectorize")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,tune=native")
 
//File I/O.
#define FILE_IN "cseq.inp"
#define FILE_OUT "cseq.out"
#define ofile freopen(FILE_IN,"r",stdin);freopen(FILE_OUT,"w",stdout)
 
//Fast I/O.
#define fio ios::sync_with_stdio(0);cin.tie(0)
#define nfio cin.tie(0)
#define endl "\n"
 
//Order checking.
#define ord(a,b,c) ((a>=b)and(b>=c))
 
//min/max redefines, so i dont have to resolve annoying compile errors.
#define min(a,b) (((a)<(b))?(a):(b))
#define max(a,b) (((a)>(b))?(a):(b))

// Fast min/max assigns to use with AVX.
// Requires g++ 9.2.0.
template<typename T>
__attribute__((always_inline)) void chkmin(T& a, const T& b) {
    a=(a<b)?a:b;
}

template<typename T>
__attribute__((always_inline)) void chkmax(T& a, const T& b) {
    a=(a>b)?a:b;
}
 
//Constants.
#define MOD (ll(998244353))
#define MAX 300001
#define mag 320
const long double PI=3.14159265358979;
 
//Pairs and 3-pairs.
#define p1 first
#define p2 second.first
#define p3 second.second
#define fi first
#define se second
#define pii(element_type) pair<element_type,element_type>
#define piii(element_type) pair<element_type,pii(element_type)>
 
//Quick power of 2.
#define pow2(x) (ll(1)<<x)
 
//Short for-loops.
#define ff(i,__,___) for(int i=__;i<=___;i++)
#define rr(i,__,___) for(int i=__;i>=___;i--)
 
//Typedefs.
#define bi BigInt
typedef long long ll;
typedef long double ld;
typedef short sh;

// Binpow and stuff
ll BOW(ll a, ll x, ll p)
{
	if (!x) return 1;
	ll res=BOW(a,x/2,p);
	res*=res;
	res%=p;
	if (x%2) res*=a;
	return res%p;
}
ll INV(ll a, ll p)
{
	return BOW(a,p-2,p);
}
//---------END-------//
#endif
vector<int> vec;
int n,m,i,j,k,t,t1,u,v,a,b,mi,mj,mx;
int arr[1001][1001];
// int mx,mx_seed;
int main()
{
	fio;
    cin>>t;
    for (t1=0;t1<t;t1++)
    {
        cin>>n>>m;
        mx=0;
        for (i=0;i<=n;i++)
        for (j=0;j<=m;j++)
        {
            u=m/2+1;
            u-=m-j;
            u*=i;
            v=n/2;
            if (n%2==0) v--;
            v*=j;
            // cout<<i<<' '<<j<<' '<<u<<' '<<v<<endl;
            if ((u<=v)and(mx<i+j))
            {
                mx=i+j;
                mi=i;
                mj=j;
            }
        }
        for (i=mi;i<n;i++)
        {
            for (j=0;j<m;j++)
            {
                arr[i][j]=0;
            }
        }
        for (i=0;i<mi;i++)
        {
            for (j=mj;j<m;j++)
            {
                arr[i][j]=1;
            }
        }
        u=m/2+1;
        u-=m-mj;
        u*=mi;
        // cout<<u<<' '<<mi<<' '<<mj<<endl;
        for (i=0;i<u;i++)
        {
            // cout<<i<<' '<<i/(u/mi)<<' '<<i%mj<<endl;
            arr[i/(u/mi)][i%mj]=1;
        }
        cout<<mx<<endl;
        for (i=0;i<n;i++)
        {
            for (j=0;j<m;j++) if (arr[i][j]) cout<<'+'; else cout<<'-';
            cout<<endl;
        }

    }

}
// Normie28

Compilation message

stones.cpp:23: warning: ignoring '#pragma comment ' [-Wunknown-pragmas]
   23 | #pragma comment(linker, "/stack:200000000")
      |

Subtask #1
17.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct

Subtask #2
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 1 ms 460 KB in the table A+B is not equal to 5

Subtask #3
0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Incorrect 1 ms 460 KB in the table A+B is not equal to 5

Subtask #4
0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 45 ms 1664 KB in the table A+B is not equal to 78
2 Halted 0 ms 0 KB -

Subtask #5
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 44 ms 1780 KB in the table A+B is not equal to 36
2 Halted 0 ms 0 KB -

Subtask #6
0 / 31.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Incorrect 1 ms 460 KB in the table A+B is not equal to 5