oj.uz

Submission #109083

# Submission time Handle Problem Language Result Execution time Memory
109083 2019-05-04T08:04:35 Z ryansee Circle selection (APIO18_circle_selection) C++14
87 / 100
 2957 ms 97164 KB 
#pragma GCC target ("avx2")
#pragma GCC optimization ("Ofast")
#pragma GCC optimization ("unroll-loops")
 
#include "bits/stdc++.h"
using namespace std;
#define FAST ios_base::sync_with_stdio(false); cin.tie(0);
#define LLINF ((long long) 1e18)//1234567890987654321
#define INF 1234567890ll
#define pb push_back
#define ins insert
#define f first
#define s second	
#define db 0
#define EPS (1e-7)    //0.0000001 the value
#define PI (acos(-1))
#define MAXN (300006)
#define MAXK 26
#define MAXX 15000006
#define ll long long int 
#define ld long double
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());    //can be used by calling rng() or shuffle(A, A+n, rng)
#define FOR(ii, ss, ee) for(ll ii = ss; ii < ee; ++ii)
#define space " "
#define cbr cerr << "hi\n"
#define mmst(x, v) memset((x), v, sizeof ((x)))
#define siz(x) ((ll)x.size())
#define ph push
#define btinpct(x) __builtin_popcountll(x)
#define p2(x) (1LL<<(x))
#define all(x) (x).begin(), (x).end()
#define lbd(x, y) lower_bound(all(x), y)
#define ubd(x, y) upper_bound(all(x), y)
typedef pair <ll, ll> pi;
typedef pair <ll, pi> spi;
typedef pair <pi, pi> dpi;
inline ll rand(ll x, ll y) { ++y; return (rng() % (y-x)) + x; } //inclusivesss
ll n; bool s2 = 1;
pi A[MAXN], C[MAXN];
bool done[MAXN];
int ans[MAXN];
#define sq(x) ((x)*(x))
ld sqr(ll x) { return (x ? sqrtl(x) : 0); }
ld mdist(ll a, ll b, ll c, ll d) { return sqr( sq(llabs(a-c)) + sq(llabs(b-d)) ); }
vector<pi>in;
bool s4 = 1; int R = -1;
	#define sdb __attribute((optimize("-Ofast"), target("arch=sandybridge")))
ll magic = 5; // odd number pls
inline bool sdb inter(int i, int j) {
	if(done[j]) return 1;
	if(mdist(C[i].f, C[i].s, C[j].f, C[j].s) <= (ld)A[i].f + (ld) A[j].f) {
// 		assert(i < j);
		done[j] = 1;
		ans[j] = i;
		return 1;
	}
	else return 0;
}
struct custom_hash {
    static uint64_t splitmix64(uint64_t x) {
        // http://xorshift.di.unimi.it/splitmix64.c
        x += 0x9e3779b97f4a7c15;
        x = (x ^ (x >> 30)) * 0xbf58476d1ce4e5b9;
        x = (x ^ (x >> 27)) * 0x94d049bb133111eb;
        return x ^ (x >> 31);
    }
 
    size_t operator()(uint64_t x) const {
        static const uint64_t FIXED_RANDOM = chrono::steady_clock::now().time_since_epoch().count();
        return splitmix64(x + FIXED_RANDOM);
    }
};
unordered_map <int, int, custom_hash> mp;
vector <int> d;
vector<pi>ind[MAXN],tmp[MAXN];
int latest = 0;
void sdb split() { 
	FOR(i,0,latest+1) tmp[i].clear();
	ll new_R = R/2; // if(new_R%2)new_R++;
	ll co = 1;
	mp.clear();
	FOR(i,1,latest+1) {
		if(ind[i].empty()) { assert(0); continue; } assert(co < MAXN);
		if(ind[i].size()==1) { if(mp[C[ind[i][0].s].f/new_R] == 0) mp[C[ind[i][0].s].f/new_R] = co++; tmp[mp[C[ind[i][0].s].f/new_R]].pb(ind[i][0]); }
		else {
			ll one = LLINF;
			ll two = 0;
			for(auto j : ind[i]) two = max(two, C[j.s].f/new_R);
			for(auto j : ind[i]) one = min(one, C[j.s].f/new_R);
			ll three = -LLINF;
			for(auto j : ind[i]) three = ((C[j.s].f/new_R) != one && (C[j.s].f/new_R) != two) ? C[j.s].f/new_R : three;
			// if(three != -LLINF) {
				// for(auto j : ind[i]) {
					// cer
					// ll cmp = C[j.s].f/new_R;
					// if(one == cmp || two == cmp || three == cmp);
					// else {
						// cout << "BRUHHH\n";						
						// exit(0);
					// }
				// }
			// }
			// cerr << "1,2,3: " << one << ' ' << two << ' ' << three << '\n';
			if(one == two) { // 1
				assert(three==-LLINF);
				if(mp[one]==0)mp[one] = co ++;
			} else if(three == -LLINF) { // 2
				if(mp[one]==0)mp[one] = co ++;
				if(mp[two]==0)mp[two] = co++;
			} else { // 3
				swap(two,three);
				if(mp[one]==0)mp[one] = co ++;
				if(mp[two]==0)mp[two] = co ++;
				if(mp[three]==0)mp[three] = co ++;
			}
			assert(co+3 < MAXN);
			for(auto j : ind[i]) {
				// cerr << C[j.s].f << ' ' << new_R << ' ' << C[j.s].f/new_R << ' ' << C[j.s].f/R << '\n';
					tmp[mp[C[j.s].f/new_R]].pb(j);
			}
			// cerr << '\n' << '\n';
		}
	}
	R=new_R; latest = co-1;
			assert(co < MAXN);
	FOR(i,0,latest+1) ind[i]=tmp[i];
	// ll p = -LLINF;
	// FOR(i,1,latest+1) {
		// assert(ind[i].size());
		// ll hmm = C[ind[i][0].s].f/R;
		// for(auto j : ind[i]) if(hmm != C[j.s].f/R) assert(0);
		// assert(hmm >= p);
		// p = hmm;
	// }
}
void sdb st4() {
	FOR(i,0,n) {
		d.pb(C[i].f/R);
	}
	sort(all(d)); d.resize(unique(all(d))-d.begin());
	ll co = 1; for(auto i : d) mp[i] = co++; 
	FOR(i,0,n) {
		ind[mp[C[i].f/R]].pb(pi(C[i].s,i));
		latest = max(latest, mp[C[i].f/R]);
	}
	// FOR(i,1,latest+1) sort(all(ind[i]));
	int p[n+5];
	for(ll i=0;i<n;i++) p[i]=i;
	sort(p,p+n,[](ll x, ll y){if(A[x].f==A[y].f)return A[x].s<A[y].s; else return A[x].f>A[y].f;});
// 	assert(ind[0].empty());
	FOR(iii,0,n) {
		ll i = p[iii]; // cerr << i+1 << ' ';
		if(done[i]) continue;
		done[i] = 1;
		ans[i] = i; if(A[i].f < R/2) { split(); }
		ll x = mp[C[i].f/R], y = C[i].s;
		ll ii = i;
		FOR(i,x-magic/2,x+magic/2+1) {
			if(i <= 0||i>latest)continue;
// 			ll d = llabs(x-i) * R + R;
// 			auto lower = ind[i].lower_bound(pi(sqr((4ll*sq(R))-sq(d))-y, 0));
// 			auto upper = (ind[i].upper_bound(pi(sqr((4ll*sq(R))-sq(d))+y, LLINF)));
// 			if(upper != ind[i].end() && pi(lower->f,lower->s) > pi(upper->f,upper->s)) continue;
// 			if(lower == ind[i].end()) continue;
			for(auto j = ind[i].begin(); j != ind[i].end();j++) {
				if(inter(ii,j->s)) {}
			}
		}
	}
	FOR(i,0,n) assert(done[i]);
	FOR(i,0,n) cout << ans[i] + 1 << ' ';
}
/* for when u need negative numbers too */
inline int sdb ri() {
	bool neg = false;
	int res = 0;
	char c = getchar_unlocked();
	while (true) {
		if (c=='-') break;
		if ('0'<=c && c<='9') break;
		c = getchar_unlocked();
	}
	if (c=='-') neg = true;
	else res = c-'0';
	while (true) {
		c = getchar_unlocked();
		if (c<'0' || c>'9') break;
		res = (res<<1) + (res<<3) + (c-'0');
	}
	if (neg) return -res;
	return res;
}
void st3() {
	vector<ll>inter(n,0); vector<bool>re(n,0); set <pi> ms;
	vector <pi> events;
	FOR(i,0,n) events.pb(pi(C[i].s-A[i].f,i)), events.pb(pi(C[i].s+A[i].f,-i-1));
	sort(all(events), [] (pi x, pi y) { if(x.f != y.f) return x.f < y.f; else return x.s > y.s; } );
	for(auto j : events) {
		ll i = j.s;
		if(i>=0) { ll r = A[i].f; ll x = C[i].f;
			bool in = 1; pi near = pi(LLINF, LLINF);
			if(!ms.empty()) {
				// pi near = LLINF;
				auto itr = ms.lower_bound(pi(x,0));
				if(itr != ms.end()) near = min(near, pi(mdist(C[itr->s].f,C[itr->s].s, C[i].f, C[i].s)-(ld)A[itr->s].f, itr->s));
				if(itr != ms.begin()) { --itr; near = min(near, pi(mdist(C[itr->s].f,C[itr->s].s, C[i].f, C[i].s)-(ld)A[itr->s].f, itr->s)); }
			    assert(near.f != LLINF); 
				if(near.f-EPS <= (ld)r) in = 0;
			}
			if(in) {
				ms.ins(pi(x,i)); re[i] = 1;
			} else {
				re[i] = 0; assert(re[near.s]);
				assert((ms.find(pi(C[near.s].f, near.s))!=ms.end()));
				// assert(ms.find(pi(C[near.s].f+A[near.s].f, near.s))!=ms.end());
				ms.erase(ms.find(pi(C[near.s].f, near.s)));
				// ms.erase(ms.find(pi(C[near.s].f+A[near.s].f, near.s)));
				re[near.s] = 0;
				inter[i] = near.s;
				inter[near.s] = i;
			}
		} else {
			i = -i-1; if(re[i] == 0) continue;
			ll r = A[i].f; ll x = C[i].f;
			ms.erase(ms.find(pi(x,i)));
//  			bool in = 1; pi near = pi(LLINF, LLINF);
// 			if(!ms.empty()) {
// 				// pi near = LLINF;
// 				auto itr = ms.lower_bound(pi(x,0));
// 				if(itr != ms.end()) near = min(near, pi(mdist(C[itr->s].f,C[itr->s].s, C[i].f, C[i].s)-(ld)A[itr->s].f, itr->s));
// 				if(itr != ms.begin()) { --itr; near = min(near, pi(mdist(C[itr->s].f,C[itr->s].s, C[i].f, C[i].s)-(ld)A[itr->s].f, itr->s)); }
// 			    assert(near.f != LLINF); 
// 				if(near.f-EPS <= (ld)r) in = 0;
// 			}
// 			if(!in) {
// 				re[i] = 0; assert(re[near.s]);
// 				assert((ms.find(pi(C[near.s].f, near.s))!=ms.end()));
// 				// assert(ms.find(pi(C[near.s].f+A[near.s].f, near.s))!=ms.end());
// 				ms.erase(ms.find(pi(C[near.s].f, near.s)));
// 				// ms.erase(ms.find(pi(C[near.s].f+A[near.s].f, near.s)));
// 				re[near.s] = 0;
// 				inter[i] = near.s;
// 				inter[near.s] = i;
// 			}
            auto itr = ms.lower_bound(pi(x,0));
            if(itr != ms.end()) assert(itr->f > x);
            if(itr != ms.begin() && itr != ms.end()) {
                ll a = prev(itr)->s, b = itr->s;
                if(mdist(C[a].f,C[a].s,C[b].f,C[b].s) <= (ld)A[a].f + (ld)A[b].f){
                    re[a] = re[b] = 0;
                    inter[a] = b;
                    inter[b] = a;
                    itr=ms.erase(prev(itr));
                    ms.erase(itr);
                }
            }
		}
	}
	FOR(i,0,n) ans[i] = i;
	FOR(i,0,n) if(!re[i]&&(A[inter[i]].f>A[i].f||(A[inter[i]].f==A[i].f&&inter[i]<i))) { ans[i] = inter[i]; } 
	FOR(i,0,n) cout << ans[i]+1 << ' '; cout<<'\n';
}
int sdb main()
{
	// freopen("int","r",stdin); // freopen("out","w",stdout);
	FAST
	//cin >> n;
  n=ri();
	FOR(i,0,n) {
C[i].f=ri();C[i].s=ri();A[i].f=ri();//		cin >> C[i].f >> C[i].s >> A[i].f; if(0)in.pb(pi(C[i].f,A[i].f));
		C[i].f+=1e9;
		if(C[i].s) s2 = 0;
		A[i].s = i;
		if(R == -1) R = A[i].f;
		if(R != A[i].f) s4 = 0;
		R=max((ll)R,A[i].f);
	} // if(R%2)R++;
	// if(st1() != st2()) {
		
		// cerr << n << '\n';
		// for(auto i : in) cerr << i.f << ' ' << i.s << '\n';
		// assert(0);
	// }
	// assert(st1() == st2());
	if(s4||n<=2e5||s2)st4();
	else st3();
}
// 1 10 1 4 5 6 7 8 4 10 6
// 1 2 1 4 5 6 7 8 4 2 6
/*
 
 
3
5 0 3
10 0 2
20 0 8
 
4
1 0 3
10 0 5
15 0 1
20 0 10
 
 
8
1 4
14 12
6 10
0 6
14 0
9 6
3 2
0 0
* 
11
9 9 2
13 2 1
11 8 2
3 3 2
3 12 1
12 14 1
9 8 5
2 8 2
5 2 1
14 4 2
14 14 1
*/

Compilation message

circle_selection.cpp:2:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 #pragma GCC optimization ("Ofast")
 
circle_selection.cpp:3:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 #pragma GCC optimization ("unroll-loops")
 
circle_selection.cpp: In function 'void st4()':
circle_selection.cpp:156:24: warning: unused variable 'y' [-Wunused-variable]
   ll x = mp[C[i].f/R], y = C[i].s;
                        ^
circle_selection.cpp: In function 'void st3()':
circle_selection.cpp:224:7: warning: unused variable 'r' [-Wunused-variable]
    ll r = A[i].f; ll x = C[i].f;
       ^
circle_selection.cpp:23:25: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
 #define FOR(ii, ss, ee) for(ll ii = ss; ii < ee; ++ii)
                         ^
circle_selection.cpp:261:2: note: in expansion of macro 'FOR'
  FOR(i,0,n) cout << ans[i]+1 << ' '; cout<<'\n';
  ^~~
circle_selection.cpp:261:38: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
  FOR(i,0,n) cout << ans[i]+1 << ' '; cout<<'\n';
                                      ^~~~

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 18 ms 14464 KB Output is correct
2 Correct 17 ms 14464 KB Output is correct
3 Correct 18 ms 14464 KB Output is correct
4 Correct 17 ms 14464 KB Output is correct
5 Correct 16 ms 14464 KB Output is correct
6 Correct 18 ms 14464 KB Output is correct
7 Correct 15 ms 14464 KB Output is correct
8 Correct 18 ms 14464 KB Output is correct
9 Correct 19 ms 14464 KB Output is correct
10 Correct 17 ms 14464 KB Output is correct
11 Correct 20 ms 14500 KB Output is correct
12 Correct 17 ms 14464 KB Output is correct
13 Correct 18 ms 14464 KB Output is correct
14 Correct 15 ms 14464 KB Output is correct
15 Correct 17 ms 14592 KB Output is correct
16 Correct 18 ms 14592 KB Output is correct
17 Correct 15 ms 14464 KB Output is correct
18 Correct 16 ms 14592 KB Output is correct
19 Correct 19 ms 14976 KB Output is correct
20 Correct 22 ms 14976 KB Output is correct
21 Correct 23 ms 15144 KB Output is correct
22 Correct 39 ms 15272 KB Output is correct
23 Correct 42 ms 15736 KB Output is correct
24 Correct 39 ms 15360 KB Output is correct
25 Correct 37 ms 15160 KB Output is correct
26 Correct 38 ms 15232 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 251 ms 43108 KB Output is correct
2 Correct 279 ms 42012 KB Output is correct
3 Correct 218 ms 38328 KB Output is correct
4 Correct 276 ms 42680 KB Output is correct
5 Correct 751 ms 70148 KB Output is correct
6 Correct 2311 ms 69260 KB Output is correct
7 Correct 1642 ms 83832 KB Output is correct
8 Correct 1764 ms 76732 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 14464 KB Output is correct
2 Correct 1667 ms 38396 KB Output is correct
3 Correct 303 ms 42880 KB Output is correct
4 Correct 296 ms 43612 KB Output is correct
5 Correct 296 ms 43356 KB Output is correct
6 Correct 1394 ms 55948 KB Output is correct
7 Correct 501 ms 34416 KB Output is correct
8 Correct 77 ms 18040 KB Output is correct
9 Correct 305 ms 50872 KB Output is correct
10 Correct 270 ms 51336 KB Output is correct

Subtask #4
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 995 ms 40908 KB Output is correct
2 Correct 994 ms 51960 KB Output is correct
3 Correct 2957 ms 35840 KB Output is correct
4 Correct 1032 ms 50884 KB Output is correct
5 Correct 1108 ms 51548 KB Output is correct
6 Correct 2192 ms 34412 KB Output is correct

Subtask #5
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 18 ms 14464 KB Output is correct
2 Correct 17 ms 14464 KB Output is correct
3 Correct 18 ms 14464 KB Output is correct
4 Correct 17 ms 14464 KB Output is correct
5 Correct 16 ms 14464 KB Output is correct
6 Correct 18 ms 14464 KB Output is correct
7 Correct 15 ms 14464 KB Output is correct
8 Correct 18 ms 14464 KB Output is correct
9 Correct 19 ms 14464 KB Output is correct
10 Correct 17 ms 14464 KB Output is correct
11 Correct 20 ms 14500 KB Output is correct
12 Correct 17 ms 14464 KB Output is correct
13 Correct 18 ms 14464 KB Output is correct
14 Correct 15 ms 14464 KB Output is correct
15 Correct 17 ms 14592 KB Output is correct
16 Correct 18 ms 14592 KB Output is correct
17 Correct 15 ms 14464 KB Output is correct
18 Correct 16 ms 14592 KB Output is correct
19 Correct 19 ms 14976 KB Output is correct
20 Correct 22 ms 14976 KB Output is correct
21 Correct 23 ms 15144 KB Output is correct
22 Correct 39 ms 15272 KB Output is correct
23 Correct 42 ms 15736 KB Output is correct
24 Correct 39 ms 15360 KB Output is correct
25 Correct 37 ms 15160 KB Output is correct
26 Correct 38 ms 15232 KB Output is correct
27 Correct 30 ms 16384 KB Output is correct
28 Correct 23 ms 15360 KB Output is correct
29 Correct 23 ms 15340 KB Output is correct
30 Correct 63 ms 16604 KB Output is correct
31 Correct 85 ms 16248 KB Output is correct
32 Correct 70 ms 16188 KB Output is correct
33 Correct 87 ms 21100 KB Output is correct
34 Correct 78 ms 21424 KB Output is correct
35 Correct 365 ms 47936 KB Output is correct
36 Correct 1296 ms 33444 KB Output is correct
37 Correct 1410 ms 33444 KB Output is correct
38 Correct 1501 ms 34680 KB Output is correct
39 Correct 2037 ms 97164 KB Output is correct
40 Correct 2104 ms 89984 KB Output is correct
41 Correct 2008 ms 92256 KB Output is correct
42 Correct 925 ms 22200 KB Output is correct
43 Correct 310 ms 26448 KB Output is correct
44 Correct 338 ms 26452 KB Output is correct
45 Correct 303 ms 26424 KB Output is correct
46 Correct 284 ms 26576 KB Output is correct
47 Correct 278 ms 26424 KB Output is correct
48 Correct 291 ms 26452 KB Output is correct
49 Correct 352 ms 26452 KB Output is correct
50 Correct 247 ms 26456 KB Output is correct

Subtask #6
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 18 ms 14464 KB Output is correct
2 Correct 17 ms 14464 KB Output is correct
3 Correct 18 ms 14464 KB Output is correct
4 Correct 17 ms 14464 KB Output is correct
5 Correct 16 ms 14464 KB Output is correct
6 Correct 18 ms 14464 KB Output is correct
7 Correct 15 ms 14464 KB Output is correct
8 Correct 18 ms 14464 KB Output is correct
9 Correct 19 ms 14464 KB Output is correct
10 Correct 17 ms 14464 KB Output is correct
11 Correct 20 ms 14500 KB Output is correct
12 Correct 17 ms 14464 KB Output is correct
13 Correct 18 ms 14464 KB Output is correct
14 Correct 15 ms 14464 KB Output is correct
15 Correct 17 ms 14592 KB Output is correct
16 Correct 18 ms 14592 KB Output is correct
17 Correct 15 ms 14464 KB Output is correct
18 Correct 16 ms 14592 KB Output is correct
19 Correct 19 ms 14976 KB Output is correct
20 Correct 22 ms 14976 KB Output is correct
21 Correct 23 ms 15144 KB Output is correct
22 Correct 39 ms 15272 KB Output is correct
23 Correct 42 ms 15736 KB Output is correct
24 Correct 39 ms 15360 KB Output is correct
25 Correct 37 ms 15160 KB Output is correct
26 Correct 38 ms 15232 KB Output is correct
27 Correct 251 ms 43108 KB Output is correct
28 Correct 279 ms 42012 KB Output is correct
29 Correct 218 ms 38328 KB Output is correct
30 Correct 276 ms 42680 KB Output is correct
31 Correct 751 ms 70148 KB Output is correct
32 Correct 2311 ms 69260 KB Output is correct
33 Correct 1642 ms 83832 KB Output is correct
34 Correct 1764 ms 76732 KB Output is correct
35 Correct 17 ms 14464 KB Output is correct
36 Correct 1667 ms 38396 KB Output is correct
37 Correct 303 ms 42880 KB Output is correct
38 Correct 296 ms 43612 KB Output is correct
39 Correct 296 ms 43356 KB Output is correct
40 Correct 1394 ms 55948 KB Output is correct
41 Correct 501 ms 34416 KB Output is correct
42 Correct 77 ms 18040 KB Output is correct
43 Correct 305 ms 50872 KB Output is correct
44 Correct 270 ms 51336 KB Output is correct
45 Correct 995 ms 40908 KB Output is correct
46 Correct 994 ms 51960 KB Output is correct
47 Correct 2957 ms 35840 KB Output is correct
48 Correct 1032 ms 50884 KB Output is correct
49 Correct 1108 ms 51548 KB Output is correct
50 Correct 2192 ms 34412 KB Output is correct
51 Correct 30 ms 16384 KB Output is correct
52 Correct 23 ms 15360 KB Output is correct
53 Correct 23 ms 15340 KB Output is correct
54 Correct 63 ms 16604 KB Output is correct
55 Correct 85 ms 16248 KB Output is correct
56 Correct 70 ms 16188 KB Output is correct
57 Correct 87 ms 21100 KB Output is correct
58 Correct 78 ms 21424 KB Output is correct
59 Correct 365 ms 47936 KB Output is correct
60 Correct 1296 ms 33444 KB Output is correct
61 Correct 1410 ms 33444 KB Output is correct
62 Correct 1501 ms 34680 KB Output is correct
63 Correct 2037 ms 97164 KB Output is correct
64 Correct 2104 ms 89984 KB Output is correct
65 Correct 2008 ms 92256 KB Output is correct
66 Correct 925 ms 22200 KB Output is correct
67 Correct 310 ms 26448 KB Output is correct
68 Correct 338 ms 26452 KB Output is correct
69 Correct 303 ms 26424 KB Output is correct
70 Correct 284 ms 26576 KB Output is correct
71 Correct 278 ms 26424 KB Output is correct
72 Correct 291 ms 26452 KB Output is correct
73 Correct 352 ms 26452 KB Output is correct
74 Correct 247 ms 26456 KB Output is correct
75 Incorrect 233 ms 52096 KB Output isn't correct
76 Halted 0 ms 0 KB -