oj.uz

Submission #739523

# Submission time Handle Problem Language Result Execution time Memory
739523 2023-05-10T15:03:32 Z myrcella Koala Game (APIO17_koala) C++17
100 / 100
 53 ms 396 KB 
//by szh
#include<bits/stdc++.h>
using namespace std;

#define fi first
#define se second
#define pii pair<int,int>
#define pll pair<long long,long long>
#define pb push_back
#define debug(x) cerr<<#x<<"="<<x<<endl
#define pq priority_queue
#define inf 0x3f
#define rep(i,a,b) for (int i=a;i<(b);i++)
#define MP make_pair
#define SZ(x) (int(x.size()))
#define ll long long
#define mod 1000000007
#define ALL(x) x.begin(),x.end()
void inc(int &a,int b) {a=(a+b)%mod;}
void dec(int &a,int b) {a=(a-b+mod)%mod;}
int lowbit(int x) {return x&(-x);}
ll p0w(ll base,ll p) {ll ret=1;while(p>0){if (p%2ll==1ll) ret=ret*base%mod;base=base*base%mod;p/=2ll;}return ret;}

#include "koala.h"

int minValue(int N, int W) {
	int b[111];
	b[0] = 1;
	rep(i,1,N) b[i] = 0;
	int a[111];
	playRound(b,a);
	rep(i,0,N) if (a[i]<=b[i]) return i;
	assert(1==2);
    // TODO: Implement Subtask 1 solution here.
    // You may leave this function unmodified if you are not attempting this
    // subtask.
}

int maxValue(int N, int W) {
	int n=N;
	int a[111],b[111];
	rep(i,0,n) a[i] = 1;
	playRound(a,b);
	int a2[111],b2[111];
	rep(i,0,n) {
		if (b[i]<=a[i]) a2[i] = 0;
		else a2[i] = 2;
	}
	playRound(a2,b2);
	int a3[111],b3[111];
	rep(i,0,n) {
		if (a2[i]==0 or b2[i]<=a2[i]) a3[i] = 0;
		else a3[i] = 4;
	}
	playRound(a3,b3);
	int a4[111],b4[111];
	rep(i,0,n) {
		if (a3[i]==0 or b3[i]<=a3[i]) a4[i] = 0;
		else a4[i] = 11;
	}
	playRound(a4,b4);
	rep(i,0,n) if (a4[i]!=0 and b4[i]>a4[i]) return i;
	assert(1==2);
    // TODO: Implement Subtask 2 solution here.
    // You may leave this function unmodified if you are not attempting this
    // subtask.
    return 0;
}

int mx = 0,mn=100;

set <int> s;

int greaterValue(int N, int W) {
	int l = 1,r = 14;
	while (l<=r) {
//		cout<<l<<" "<<r<<endl;
		int mid = l+r>>1;
		int a[111],b[111];
		a[0] = a[1] = mid;
		rep(i,2,N) a[i] = 0;
		playRound(a,b);
		if (a[0]<b[0] and a[1]<b[1]) l = mid+1;
		else if (a[0]>=b[0] and a[1]>=b[1]) r = mid-1;
		else {
			if (a[0]<b[0]) return 0;
			else return 1;
		}
	}
	assert(1==2);
    // TODO: Implement Subtask 3 solution here.
    // You may leave this function unmodified if you are not attempting this
    // subtask.
    return 0;
}

int mygreaterValue(int x,int y) {
	int l = 1,r = 14;
	while (l<=r) {
//		cout<<l<<" "<<r<<endl;
		int mid = l+r>>1;
		int a[111],b[111];
		a[x] = a[y] = mid;
		rep(i,0,100) if (i!=x and i!=y) a[i] = 0;
		playRound(a,b);
		if (a[x]<b[x] and a[y]<b[y]) l = mid+1;
		else if (a[x]>=b[x] and a[y]>=b[y]) r = mid-1;
		else {
			if (a[x]<b[x]) return 0;
			else return 1;
		}
	}
	assert(1==2);
    // TODO: Implement Subtask 3 solution here.
    // You may leave this function unmodified if you are not attempting this
    // subtask.
    return 0;
}

int ohno[111][111];

bool cmp(int x,int y) {
	if (ohno[x][y]!=-1) {
		assert(ohno[x][y]+ohno[y][x]==1);
		return ohno[x][y];
	}
	int a[111],b[111];
	rep(i,0,100) {
		if (i==x or i==y) a[i] = 100;
		else a[i] = 0;
	}
	playRound(a,b);
	rep(i,0,100) {
		if (i==x or i==y) continue;
		if (b[y]>100 and ohno[i][x]==1) ohno[i][y]=1,ohno[y][i]=0; //x<y
		if (b[y]>100 and ohno[y][i]==1) ohno[x][i]=1,ohno[i][x]=0;
		if (a[y]>100 and ohno[i][y]==1) ohno[i][x]=1,ohno[x][i]=0;//x>y
		if (a[y]>100 and ohno[x][i]==1) ohno[y][i]=1,ohno[i][y]=0;
	}
	ohno[x][y] = (b[y]>100);
	ohno[y][x] = (b[x]>100);
	return b[y]>100;
}

void msort(int l,int r,int *a) {
	if (l>=r) return;
	int mid=l+r>>1;
	msort(l,mid,a);msort(mid+1,r,a);
	vector <int> tmp;
	int cur1=l,cur2=mid+1;
	while (cur1<=mid and cur2<=r) if (cmp(a[cur1],a[cur2])) tmp.pb(a[cur1++]);else tmp.pb(a[cur2++]);
	while (cur1<=mid) tmp.pb(a[cur1++]);
	while (cur2<=r) tmp.pb(a[cur2++]);
	rep(i,0,SZ(tmp)) a[l+i] = tmp[i];
	return;
}

void mmsort(int l,int r,int *a) {
	if (l>=r) return;
	int mid=l+r>>1;
	mmsort(l,mid,a);mmsort(mid+1,r,a);
	vector <int> tmp;
	int cur1=l,cur2=mid+1;
	while (cur1<=mid and cur2<=r) if (mygreaterValue(a[cur1],a[cur2])) tmp.pb(a[cur1++]);else tmp.pb(a[cur2++]);
	while (cur1<=mid) tmp.pb(a[cur1++]);
	while (cur2<=r) tmp.pb(a[cur2++]);
	rep(i,0,SZ(tmp)) a[l+i] = tmp[i];
	return;
}

int ans[111];

void solve (vector <int> pos,int l,int r) {
	if (l==r) ans[pos[0]] = l;
	else {
		int cur = min(100/(r-l+1),(int)sqrt(2*l));
		int tmp[111],res[111];
		rep(i,0,100) tmp[i] = 0;
		for (auto it:pos) tmp[it] = cur;
		playRound(tmp,res);
		vector <int> low,high;
		for (auto i:pos) if (res[i]>tmp[i]) high.pb(i);else low.pb(i);
		assert(!high.empty() and !low.empty());
		solve(low,l,l+SZ(low)-1);
		solve(high,l+SZ(low),r);
	}
}

void allValues(int N, int W, int *P) {
	int n = N;
    if (W == 2*N) {
        // TODO: Implement Subtask 4 solution here.
        // You may leave this block unmodified if you are not attempting this
        // subtask.
        memset(ohno,-1,sizeof(ohno));
        int a[111];
        rep(i,0,n) a[i] = i;
        msort(0,n-1,a);
        rep(i,0,n) P[a[i]] = i+1;
    } else {
		vector <int> tmp;
		rep(i,0,n) tmp.pb(i);
		solve(tmp,1,n);
		rep(i,0,n) P[i] = ans[i];
        // TODO: Implement Subtask 5 solution here.
        // You may leave this block unmodified if you are not attempting this
        // subtask.
    }
}

Compilation message

koala.cpp: In function 'int greaterValue(int, int)':
koala.cpp:78:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   78 |   int mid = l+r>>1;
      |             ~^~
koala.cpp: In function 'int mygreaterValue(int, int)':
koala.cpp:101:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  101 |   int mid = l+r>>1;
      |             ~^~
koala.cpp: In function 'void msort(int, int, int*)':
koala.cpp:147:11: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  147 |  int mid=l+r>>1;
      |          ~^~
koala.cpp: In function 'void mmsort(int, int, int*)':
koala.cpp:160:11: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  160 |  int mid=l+r>>1;
      |          ~^~

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 356 KB Output is correct
2 Correct 5 ms 208 KB Output is correct
3 Correct 5 ms 208 KB Output is correct
4 Correct 4 ms 208 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 324 KB Output is correct
2 Correct 18 ms 320 KB Output is correct
3 Correct 16 ms 208 KB Output is correct
4 Correct 12 ms 364 KB Output is correct

Subtask #3
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 44 ms 332 KB Output is correct
2 Correct 53 ms 328 KB Output is correct
3 Correct 47 ms 324 KB Output is correct
4 Correct 48 ms 340 KB Output is correct
5 Correct 48 ms 344 KB Output is correct
6 Correct 46 ms 396 KB Output is correct
7 Correct 42 ms 332 KB Output is correct
8 Correct 43 ms 340 KB Output is correct
9 Correct 45 ms 348 KB Output is correct
10 Correct 52 ms 324 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 28 ms 336 KB Output is correct
2 Correct 33 ms 336 KB Output is correct
3 Correct 35 ms 340 KB Output is correct
4 Correct 28 ms 336 KB Output is correct
5 Correct 39 ms 348 KB Output is correct
6 Correct 32 ms 344 KB Output is correct
7 Correct 37 ms 340 KB Output is correct
8 Correct 30 ms 336 KB Output is correct
9 Correct 29 ms 336 KB Output is correct
10 Correct 41 ms 336 KB Output is correct
11 Correct 27 ms 364 KB Output is correct
12 Correct 24 ms 336 KB Output is correct
13 Correct 30 ms 336 KB Output is correct
14 Correct 31 ms 336 KB Output is correct
15 Correct 29 ms 336 KB Output is correct
16 Correct 26 ms 360 KB Output is correct
17 Correct 29 ms 340 KB Output is correct
18 Correct 36 ms 336 KB Output is correct
19 Correct 25 ms 336 KB Output is correct
20 Correct 25 ms 336 KB Output is correct

Subtask #5
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 336 KB Output is correct
2 Correct 3 ms 336 KB Output is correct
3 Correct 3 ms 336 KB Output is correct
4 Correct 3 ms 336 KB Output is correct
5 Correct 3 ms 336 KB Output is correct
6 Correct 4 ms 336 KB Output is correct
7 Correct 3 ms 336 KB Output is correct
8 Correct 3 ms 336 KB Output is correct
9 Correct 3 ms 384 KB Output is correct
10 Correct 4 ms 336 KB Output is correct
11 Correct 3 ms 336 KB Output is correct
12 Correct 3 ms 336 KB Output is correct
13 Correct 3 ms 336 KB Output is correct
14 Correct 3 ms 336 KB Output is correct
15 Correct 3 ms 336 KB Output is correct
16 Correct 3 ms 336 KB Output is correct
17 Correct 4 ms 336 KB Output is correct
18 Correct 3 ms 336 KB Output is correct
19 Correct 3 ms 336 KB Output is correct
20 Correct 3 ms 336 KB Output is correct
21 Correct 3 ms 336 KB Output is correct
22 Correct 3 ms 336 KB Output is correct
23 Correct 3 ms 336 KB Output is correct
24 Correct 3 ms 336 KB Output is correct
25 Correct 3 ms 336 KB Output is correct
26 Correct 3 ms 336 KB Output is correct
27 Correct 3 ms 336 KB Output is correct
28 Correct 4 ms 336 KB Output is correct
29 Correct 3 ms 336 KB Output is correct
30 Correct 3 ms 208 KB Output is correct
31 Correct 3 ms 336 KB Output is correct
32 Correct 4 ms 336 KB Output is correct
33 Correct 3 ms 336 KB Output is correct
34 Correct 4 ms 336 KB Output is correct
35 Correct 5 ms 336 KB Output is correct
36 Correct 3 ms 336 KB Output is correct
37 Correct 3 ms 336 KB Output is correct
38 Correct 3 ms 336 KB Output is correct
39 Correct 3 ms 336 KB Output is correct
40 Correct 3 ms 336 KB Output is correct