Submission #892284

#	Time	Username	Problem	Language	Result	Execution time	Memory
892284		_unknown_2010	Red-blue table (IZhO19_stones)	C++17	0 / 100	1 ms	836 KiB

stones

//#ifndef LOCAL
//#pragma GCC optimize ("Ofast")
//#pragma GCC optimize ("unroll-loops")
//#endif

#include <bits/stdc++.h>
using namespace std;
using vecp = vector<pair<int,int>>;
#define vecm(a,n,m) vector<vector<int>>a(n,vector<int>(m,0));
#define int int64_t
#define pb  push_back
#define pii pair<int,int>
#define vi vector<int>
#define vii vector<pii>
#define mpii map<int,int>
#define lb lower_bound
#define ub upper_bound
#define foor(i,a,b) for(int i=a;i<b; i++)
#define foor(i,a) foor(i,0,a)
#define ins insert
#define ss second
#define ff first
#define until(x, a) for (auto x : a)
#define ln(x) int(x.size())
#define all(x) (x).begin(), (x).end()
#define seea(a,n) for(int i=0;i<n;i++){cin>>a[i];}
#define seev(v,n) for(int i=0;i<n;i++){int x; cin>>x; v.push_back(x);}
const int mod = 1E9+7;
const int MAXN=200000;
const int inf=1e18;
void solution(){
    int n,m;
    cin >> n >> m;
    vecm(a,n,m);
    cout << (n+1)/2+(m+1)/2;
}
int32_t main(){
    clock_t tStart = clock();
    std::ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    int q = 1;  cin >> q;
    while(q--) {
        solution();
        cout << '\n';
    }
    cerr<<fixed<<setprecision(3)<<"\nTime Taken: "<<(double)(clock()- tStart)/CLOCKS_PER_SEC<<endl;
}
/*

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╚═╝░░╚═╝░╚════╝░╚═════╝░░╚════╝░░╚═════╝░╚═════╝░░░░╚═╝░░░
*/

Compilation message (stderr)

stones.cpp:19: warning: "foor" redefined
   19 | #define foor(i,a) foor(i,0,a)
      | 
stones.cpp:18: note: this is the location of the previous definition
   18 | #define foor(i,a,b) for(int i=a;i<b; i++)
      |

• Subtask 1: 0 / 17
• Subtask 2: 0 / 10
• Subtask 3: 0 / 16
• Subtask 4: 0 / 11
• Subtask 5: 0 / 15
• Subtask 6: 0 / 31