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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#481585#5438. Half Mixedorz_zWA 165ms20368kbC++144.0kb2024-07-17 09:34:112024-07-17 09:34:11

Judging History

你现在查看的是最新测评结果

  • [2024-07-17 09:34:11]
  • 评测
  • 测评结果:WA
  • 用时:165ms
  • 内存:20368kb
  • [2024-07-17 09:34:11]
  • 提交

answer

//#pragma GCC optimize("Ofast,no-stack-protector")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx")
//#pragma GCC optimize("Ofast,fast-math")
//#pragma GCC target("avx,avx2")
//#pragma GCC optimize(2)
//#pragma GCC optimize(3)
//#pragma GCC optimize("Ofast")
#include <bits/stdc++.h>
using namespace std;
#define int long long
typedef pair<int, int> pii;
typedef vector<int> vi;
typedef double db;
#define F(i, a, b) for(int i = a; i <= (b); ++i)
#define F2(i, a, b) for(int i = a; i < (b); ++i)
#define dF(i, a, b) for(int i = a; i >= (b); --i)
template<typename T> void debug(string s, T x) {
	cerr << "[" << s << "] = [" << x << "]\n";
}
template<typename T, typename... Args> void debug(string s, T x, Args... args) {
	for (int i = 0, b = 0; i < (int)s.size(); i++) if (s[i] == '(' || s[i] == '{') b++;
	else if (s[i] == ')' || s[i] == '}') b--;
	else if (s[i] == ',' && b == 0) {
		cerr << "[" << s.substr(0, i) << "] = [" << x << "] | ";
		debug(s.substr(s.find_first_not_of(' ', i + 1)), args...);
		break;
	}
}
#ifdef ONLINE_JUDGE
#define Debug(...)
#else
#define Debug(...) debug(#__VA_ARGS__, __VA_ARGS__)
#endif
#define pb push_back
#define fi first
#define se second
#define Mry fprintf(stderr, "%.3lf MB\n", (&Med - &Mbe) / 1048576.0)
#define Try cerr << 1e3 * clock() / CLOCKS_PER_SEC << " ms\n";
typedef long long ll;
// namespace Fread {const int SIZE = 1 << 17; char buf[SIZE], *S, *T; inline char getchar() {if (S == T) {T = (S = buf) + fread(buf, 1, SIZE, stdin); if (S == T) return '\n';} return *S++;}}
// namespace Fwrite {const int SIZE = 1 << 17; char buf[SIZE], *S = buf, *T = buf + SIZE; inline void flush() {fwrite(buf, 1, S - buf, stdout), S = buf;} inline void putchar(char c) {*S++ = c;if (S == T) flush();} struct NTR {~NTR() {flush();}} ztr;}
// #ifdef ONLINE_JUDGE
// #define getchar Fread::getchar
// #define putchar Fwrite::putchar
// #endif
inline int ri() {
	int x = 0;
	bool t = 0;
	char c = getchar();
	while (c < '0' || c > '9') t |= c == '-', c = getchar();
	while (c >= '0' && c <= '9') x = (x << 3) + (x << 1) + (c ^ 48), c = getchar();
	return t ? -x : x;
}
inline void wi(int x) {
	if (x < 0) {
		putchar('-'), x = -x;
	}
	if (x > 9) wi(x / 10);
	putchar(x % 10 + 48);
}
inline void wi(int x, char s) {
	wi(x), putchar(s);
}
bool Mbe;
// mt19937 rnd(chrono::steady_clock::now().time_since_epoch().count());
const int mod = 998244353;
const int inf = 0x3f3f3f3f;
const ll infll = 0x3f3f3f3f3f3f3f3f;
const int _ = 1e6 + 5;

int n, m, c[_];

vector<pii> a;

void solve() {
	n = ri(), m = ri();
	if((n * (n + 1) / 2) % 2 == 0) {
		int sum1 = 0, sum2 = 0;
		vi b;
		int w = n * (n + 1) / 2 / 2;
		while(sum1 < n || sum2 < w) {
			// [0, n - sum1)
			auto p = prev(upper_bound(a.begin() + 0, a.end(), make_pair(w - sum2 - n + sum1 + 1, inf)));
			b.pb(p->se);
//			Debug(p->se, p->fi, w - sum2 - m + sum1 + 1);
			sum1++, sum2 += (p->fi);
		}
		puts("Yes");
		int nw = 0, cnt = 0;
		for(int v : b) {
			F(j, 1, v) c[++cnt] = nw;
			nw ^= 1;
		}
		F(i, 1, n) {
			F(j, 1, m) printf("%d ", c[i]);
			printf("\n");
		}
	} else if((m * (m + 1) / 2) % 2 == 0){
		int sum1 = 0, sum2 = 0;
		vi b;
		int w = m * (m + 1) / 2 / 2;
		while(sum1 < m || sum2 < w) {
			// [0, n - sum1)
			auto p = prev(upper_bound(a.begin() + 0, a.end(), make_pair(w - sum2 - m + sum1 + 1, inf)));
			b.pb(p->se);
			
//			Debug(p->se, p->fi, w - sum2 - m + sum1 + 1);
			sum1++, sum2 += (p->fi);
		}
		puts("Yes");
		int nw = 0, cnt = 0;
		for(int v : b) {
			F(j, 1, v) c[++cnt] = nw;
			nw ^= 1;
		}
		F(i, 1, n) {
			F(j, 1, m) printf("%d ", c[j]);
			printf("\n");
		}
	} else {
		puts("No");
		return;
	}
	
}
bool Med;
signed main() {
	// Mry;
	F(i, 1, 1000001) a.pb({i * (i + 1) / 2, i});
	int T = ri();
	while(T--) solve();
	// Try;
	return 0;
}

/*
5 6
0 0 0 0 0 0
0 0 0 0 0 0
0 0 0 0 0 0
0 0 0 0 1 1
0 0 0 0 1 1
[n * m * n * m / 4] = [225]
[chk()] = [225]

3 4
0 0 0 1
0 0 1 1
0 1 1 1
[n * (n + 1) / 2 * m * (m + 1) / 2 / 2] = [30]
[chk()] = [30]
*/

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 9ms
memory: 20292kb

input:

2
2 3
1 1

output:

Yes
0 1 0 
0 1 0 
No

result:

ok OK, Accepted. (2 test cases)

Test #2:

score: -100
Wrong Answer
time: 165ms
memory: 20368kb

input:

5382
1 1
1 2
2 1
1 3
2 2
3 1
1 4
2 3
3 2
4 1
1 5
2 4
3 3
4 2
5 1
1 6
2 5
3 4
4 3
5 2
6 1
1 7
2 6
3 5
4 4
5 3
6 2
7 1
1 8
2 7
3 6
4 5
5 4
6 3
7 2
8 1
1 9
2 8
3 7
4 6
5 5
6 4
7 3
8 2
9 1
1 10
2 9
3 8
4 7
5 6
6 5
7 4
8 3
9 2
10 1
1 11
2 10
3 9
4 8
5 7
6 6
7 5
8 4
9 3
10 2
11 1
1 12
2 11
3 10
4 9
5 8
6 ...

output:

No
No
No
Yes
0 1 0 
No
Yes
0 
1 
0 
Yes
0 1 0 1 
Yes
0 1 0 
0 1 0 
Yes
0 0 
1 1 
0 0 
Yes
0 
1 
0 
1 
No
Yes
0 1 0 1 
0 1 0 1 
Yes
0 0 0 
1 1 1 
0 0 0 
Yes
0 0 
1 1 
0 0 
1 1 
No
No
No
Yes
0 0 0 0 
1 1 1 1 
0 0 0 0 
Yes
0 0 0 
1 1 1 
0 0 0 
1 1 1 
No
No
Yes
0 0 0 1 1 0 1 
No
Yes
0 0 0 0 0 
1 1 1 1 1...

result:

wrong answer 6 Mixed Submatrices Found, but 5 Expected (test case 7)