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답안 #567824

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
567824 2022-05-24T08:48:24 Z jamezzz Copy and Paste 3 (JOI22_copypaste3) C++17
30 / 100
 3000 ms 1960960 KB 
#include <bits/stdc++.h>
using namespace std;

#ifdef DEBUG
#define dbg(...) printf(__VA_ARGS__);
#define getchar_unlocked getchar
#else
#define dbg(...)
#endif
#define sf scanf
#define pf printf
#define fi first
#define se second
#define pb push_back
#define sz(x) (int)x.size()
#define mnto(x,y) x=min(x,(__typeof__(x))y)
#define mxto(x,y) x=max(x,(__typeof__(x))y)
#define INF 1023456789
#define LINF 1023456789123456789
#define all(x) x.begin(), x.end()
#define disc(x) sort(all(x));x.resize(unique(all(x))-x.begin());
typedef long long ll;
typedef long double ld;
typedef pair<int, int> ii;
typedef pair<ll, ll> pll;
typedef tuple<int, int, int> iii;
typedef tuple<int, int, int, int> iiii;
typedef vector<int> vi;
typedef vector<ii> vii;
typedef vector<pll> vll;
mt19937 rng(time(0));

#define mod 1000000007
#define mod2 1000000009

inline int add(int a,int b){
	int r=a+b;
	while(r>=mod)r-=mod;
	while(r<0)r+=mod;
	return r;
}

inline int mult(int a,int b){
	return (int)(((ll)(a*b))%mod);
}

inline int rd(){
	int x=0;
	char ch=getchar_unlocked();
	while(!(ch&16))ch=getchar();//keep reading while current character is whitespace
    while(ch&16){//this will break when ‘\n’ or ‘ ‘ is encountered
		x=(x<<3)+(x<<1)+(ch&15);
		ch=getchar_unlocked();
	}
	return x;
}

int n,a,b,c,cnt;
char s[2505];
int hh[2505][2505],num[2505*2505];
map<ii,int> mp;
vector<ii> v[2505*2505];
vector<int> pos[2505];
ll memo[2505][2505];
unordered_map<int,int> vis[2505][2505];

ll dp(int l,int r){
	if(l==r)return a;
	if(memo[l][r]!=-1)return memo[l][r];
	ll ans=(ll)(r-l+1)*a;
	for(int i=l;i<=r;++i){
		for(int j:pos[i]){
			if(j>r/2+1)break;
			int x=hh[i][j];
			if(vis[l][r][x]!=0)continue;
			vis[l][r][x]=1;
			int far=l-1,cnt=0;
			for(int i=lower_bound(all(v[x]),ii(l,l))-v[x].begin();i<sz(v[x]);++i){
				ii pr=v[x][i];
				if(pr.se>r)break;
				if(far<pr.fi&&pr.se<=r){
					++cnt;
					far=pr.se;
				}
			}
			if(cnt==1)continue;
			ans=min(ans,dp(v[x][0].fi,v[x][0].se)+b+(ll)cnt*c+(ll)(r-l+1-cnt*(j-i+1))*a);
		}
	}
	return memo[l][r]=ans;
}

int main(){
	sf("%d",&n);
	sf(" %s",&s);
	sf("%d%d%d",&a,&b,&c);
	for(int i=0;i<n;++i){
		ll cur=0,cur2=0;
		ll pw=1,pw2=1;
		for(int j=i;j<n;++j){
			cur+=pw*(s[j]-'a'+1);
			cur2+=pw2*(s[j]-'a'+1);
			cur%=mod;
			cur2%=mod2;
			pw*=31;pw%=mod;
			pw2*=31;pw2%=mod2;
			ii pr=ii((int)cur,(int)cur2);
			if(!mp.count(pr)){
				mp[pr]=cnt++;
			}
			hh[i][j]=mp[pr];
			v[hh[i][j]].pb({i,j});
		}
	}
	
	for(int i=n-1;i>=0;--i){
		for(int j=i;j<n;++j){
			if(num[hh[i][j]]!=0)pos[i].pb(j);
			++num[hh[i][j]];
		}
	}
	
	memset(memo,-1,sizeof memo);
	pf("%lld\n",dp(0,n-1));
}

Compilation message

copypaste3.cpp: In function 'int main()':
copypaste3.cpp:95:8: warning: format '%s' expects argument of type 'char*', but argument 2 has type 'char (*)[2505]' [-Wformat=]
   95 |  sf(" %s",&s);
      |       ~^  ~~
      |        |  |
      |        |  char (*)[2505]
      |        char*
copypaste3.cpp:94:4: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   94 |  sf("%d",&n);
      |    ^
copypaste3.cpp:95:4: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   95 |  sf(" %s",&s);
      |    ^
copypaste3.cpp:96:4: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   96 |  sf("%d%d%d",&a,&b,&c);
      |    ^

Subtask #1
1.0 / 1.0

# 결과 실행 시간 메모리 Grader output
1 Correct 284 ms 540692 KB Output is correct
2 Correct 272 ms 540692 KB Output is correct
3 Correct 284 ms 540596 KB Output is correct
4 Correct 274 ms 540768 KB Output is correct
5 Correct 285 ms 540692 KB Output is correct
6 Correct 278 ms 540688 KB Output is correct
7 Correct 287 ms 540740 KB Output is correct
8 Correct 274 ms 540692 KB Output is correct
9 Correct 314 ms 540656 KB Output is correct
10 Correct 282 ms 540696 KB Output is correct

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 281 ms 540752 KB Output is correct
2 Correct 284 ms 540692 KB Output is correct
3 Correct 940 ms 590620 KB Output is correct
4 Correct 1080 ms 597368 KB Output is correct
5 Correct 1373 ms 605860 KB Output is correct
6 Correct 1524 ms 616208 KB Output is correct
7 Correct 1839 ms 629228 KB Output is correct
8 Correct 1698 ms 629144 KB Output is correct
9 Correct 1634 ms 629340 KB Output is correct
10 Correct 263 ms 540560 KB Output is correct
11 Correct 305 ms 540620 KB Output is correct
12 Correct 277 ms 540632 KB Output is correct
13 Correct 268 ms 540696 KB Output is correct
14 Correct 276 ms 540720 KB Output is correct
15 Correct 268 ms 540740 KB Output is correct
16 Correct 268 ms 540748 KB Output is correct
17 Correct 264 ms 540692 KB Output is correct

Subtask #3
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 284 ms 540692 KB Output is correct
2 Correct 272 ms 540692 KB Output is correct
3 Correct 284 ms 540596 KB Output is correct
4 Correct 274 ms 540768 KB Output is correct
5 Correct 285 ms 540692 KB Output is correct
6 Correct 278 ms 540688 KB Output is correct
7 Correct 287 ms 540740 KB Output is correct
8 Correct 274 ms 540692 KB Output is correct
9 Correct 314 ms 540656 KB Output is correct
10 Correct 282 ms 540696 KB Output is correct
11 Correct 271 ms 540744 KB Output is correct
12 Correct 272 ms 540876 KB Output is correct
13 Correct 262 ms 540788 KB Output is correct
14 Correct 264 ms 540712 KB Output is correct
15 Correct 270 ms 540760 KB Output is correct
16 Correct 269 ms 540632 KB Output is correct
17 Correct 269 ms 540704 KB Output is correct
18 Correct 277 ms 540692 KB Output is correct
19 Correct 273 ms 540680 KB Output is correct
20 Correct 263 ms 540740 KB Output is correct
21 Correct 266 ms 540880 KB Output is correct
22 Correct 279 ms 540780 KB Output is correct
23 Correct 286 ms 540852 KB Output is correct
24 Correct 286 ms 540840 KB Output is correct
25 Correct 269 ms 540844 KB Output is correct
26 Correct 265 ms 540848 KB Output is correct
27 Correct 261 ms 540848 KB Output is correct
28 Correct 263 ms 540896 KB Output is correct
29 Correct 283 ms 540864 KB Output is correct
30 Correct 263 ms 540744 KB Output is correct
31 Correct 274 ms 540768 KB Output is correct
32 Correct 272 ms 540864 KB Output is correct
33 Correct 269 ms 540800 KB Output is correct
34 Correct 272 ms 540624 KB Output is correct
35 Correct 266 ms 540596 KB Output is correct
36 Correct 281 ms 540712 KB Output is correct
37 Correct 270 ms 540664 KB Output is correct
38 Correct 262 ms 540668 KB Output is correct
39 Correct 278 ms 540740 KB Output is correct

Subtask #4
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 284 ms 540692 KB Output is correct
2 Correct 272 ms 540692 KB Output is correct
3 Correct 284 ms 540596 KB Output is correct
4 Correct 274 ms 540768 KB Output is correct
5 Correct 285 ms 540692 KB Output is correct
6 Correct 278 ms 540688 KB Output is correct
7 Correct 287 ms 540740 KB Output is correct
8 Correct 274 ms 540692 KB Output is correct
9 Correct 314 ms 540656 KB Output is correct
10 Correct 282 ms 540696 KB Output is correct
11 Correct 271 ms 540744 KB Output is correct
12 Correct 272 ms 540876 KB Output is correct
13 Correct 262 ms 540788 KB Output is correct
14 Correct 264 ms 540712 KB Output is correct
15 Correct 270 ms 540760 KB Output is correct
16 Correct 269 ms 540632 KB Output is correct
17 Correct 269 ms 540704 KB Output is correct
18 Correct 277 ms 540692 KB Output is correct
19 Correct 273 ms 540680 KB Output is correct
20 Correct 263 ms 540740 KB Output is correct
21 Correct 266 ms 540880 KB Output is correct
22 Correct 279 ms 540780 KB Output is correct
23 Correct 286 ms 540852 KB Output is correct
24 Correct 286 ms 540840 KB Output is correct
25 Correct 269 ms 540844 KB Output is correct
26 Correct 265 ms 540848 KB Output is correct
27 Correct 261 ms 540848 KB Output is correct
28 Correct 263 ms 540896 KB Output is correct
29 Correct 283 ms 540864 KB Output is correct
30 Correct 263 ms 540744 KB Output is correct
31 Correct 274 ms 540768 KB Output is correct
32 Correct 272 ms 540864 KB Output is correct
33 Correct 269 ms 540800 KB Output is correct
34 Correct 272 ms 540624 KB Output is correct
35 Correct 266 ms 540596 KB Output is correct
36 Correct 281 ms 540712 KB Output is correct
37 Correct 270 ms 540664 KB Output is correct
38 Correct 262 ms 540668 KB Output is correct
39 Correct 278 ms 540740 KB Output is correct
40 Correct 265 ms 541324 KB Output is correct
41 Correct 293 ms 542044 KB Output is correct
42 Correct 280 ms 543548 KB Output is correct
43 Correct 275 ms 543436 KB Output is correct
44 Correct 283 ms 543412 KB Output is correct
45 Correct 281 ms 543492 KB Output is correct
46 Correct 282 ms 543420 KB Output is correct
47 Correct 346 ms 564884 KB Output is correct
48 Correct 319 ms 556072 KB Output is correct
49 Correct 330 ms 563192 KB Output is correct
50 Correct 319 ms 560136 KB Output is correct
51 Correct 326 ms 559920 KB Output is correct
52 Correct 335 ms 560160 KB Output is correct
53 Correct 271 ms 543424 KB Output is correct

Subtask #5
0 / 32.0

# 결과 실행 시간 메모리 Grader output
1 Correct 284 ms 540692 KB Output is correct
2 Correct 272 ms 540692 KB Output is correct
3 Correct 284 ms 540596 KB Output is correct
4 Correct 274 ms 540768 KB Output is correct
5 Correct 285 ms 540692 KB Output is correct
6 Correct 278 ms 540688 KB Output is correct
7 Correct 287 ms 540740 KB Output is correct
8 Correct 274 ms 540692 KB Output is correct
9 Correct 314 ms 540656 KB Output is correct
10 Correct 282 ms 540696 KB Output is correct
11 Correct 271 ms 540744 KB Output is correct
12 Correct 272 ms 540876 KB Output is correct
13 Correct 262 ms 540788 KB Output is correct
14 Correct 264 ms 540712 KB Output is correct
15 Correct 270 ms 540760 KB Output is correct
16 Correct 269 ms 540632 KB Output is correct
17 Correct 269 ms 540704 KB Output is correct
18 Correct 277 ms 540692 KB Output is correct
19 Correct 273 ms 540680 KB Output is correct
20 Correct 263 ms 540740 KB Output is correct
21 Correct 266 ms 540880 KB Output is correct
22 Correct 279 ms 540780 KB Output is correct
23 Correct 286 ms 540852 KB Output is correct
24 Correct 286 ms 540840 KB Output is correct
25 Correct 269 ms 540844 KB Output is correct
26 Correct 265 ms 540848 KB Output is correct
27 Correct 261 ms 540848 KB Output is correct
28 Correct 263 ms 540896 KB Output is correct
29 Correct 283 ms 540864 KB Output is correct
30 Correct 263 ms 540744 KB Output is correct
31 Correct 274 ms 540768 KB Output is correct
32 Correct 272 ms 540864 KB Output is correct
33 Correct 269 ms 540800 KB Output is correct
34 Correct 272 ms 540624 KB Output is correct
35 Correct 266 ms 540596 KB Output is correct
36 Correct 281 ms 540712 KB Output is correct
37 Correct 270 ms 540664 KB Output is correct
38 Correct 262 ms 540668 KB Output is correct
39 Correct 278 ms 540740 KB Output is correct
40 Correct 265 ms 541324 KB Output is correct
41 Correct 293 ms 542044 KB Output is correct
42 Correct 280 ms 543548 KB Output is correct
43 Correct 275 ms 543436 KB Output is correct
44 Correct 283 ms 543412 KB Output is correct
45 Correct 281 ms 543492 KB Output is correct
46 Correct 282 ms 543420 KB Output is correct
47 Correct 346 ms 564884 KB Output is correct
48 Correct 319 ms 556072 KB Output is correct
49 Correct 330 ms 563192 KB Output is correct
50 Correct 319 ms 560136 KB Output is correct
51 Correct 326 ms 559920 KB Output is correct
52 Correct 335 ms 560160 KB Output is correct
53 Correct 271 ms 543424 KB Output is correct
54 Correct 363 ms 552376 KB Output is correct
55 Correct 378 ms 557348 KB Output is correct
56 Correct 842 ms 594992 KB Output is correct
57 Correct 837 ms 595456 KB Output is correct
58 Correct 846 ms 595468 KB Output is correct
59 Correct 853 ms 595588 KB Output is correct
60 Correct 855 ms 595424 KB Output is correct
61 Execution timed out 3137 ms 1960960 KB Time limit exceeded
62 Halted 0 ms 0 KB -

Subtask #6
0 / 38.0

# 결과 실행 시간 메모리 Grader output
1 Correct 284 ms 540692 KB Output is correct
2 Correct 272 ms 540692 KB Output is correct
3 Correct 284 ms 540596 KB Output is correct
4 Correct 274 ms 540768 KB Output is correct
5 Correct 285 ms 540692 KB Output is correct
6 Correct 278 ms 540688 KB Output is correct
7 Correct 287 ms 540740 KB Output is correct
8 Correct 274 ms 540692 KB Output is correct
9 Correct 314 ms 540656 KB Output is correct
10 Correct 282 ms 540696 KB Output is correct
11 Correct 281 ms 540752 KB Output is correct
12 Correct 284 ms 540692 KB Output is correct
13 Correct 940 ms 590620 KB Output is correct
14 Correct 1080 ms 597368 KB Output is correct
15 Correct 1373 ms 605860 KB Output is correct
16 Correct 1524 ms 616208 KB Output is correct
17 Correct 1839 ms 629228 KB Output is correct
18 Correct 1698 ms 629144 KB Output is correct
19 Correct 1634 ms 629340 KB Output is correct
20 Correct 263 ms 540560 KB Output is correct
21 Correct 305 ms 540620 KB Output is correct
22 Correct 277 ms 540632 KB Output is correct
23 Correct 268 ms 540696 KB Output is correct
24 Correct 276 ms 540720 KB Output is correct
25 Correct 268 ms 540740 KB Output is correct
26 Correct 268 ms 540748 KB Output is correct
27 Correct 264 ms 540692 KB Output is correct
28 Correct 271 ms 540744 KB Output is correct
29 Correct 272 ms 540876 KB Output is correct
30 Correct 262 ms 540788 KB Output is correct
31 Correct 264 ms 540712 KB Output is correct
32 Correct 270 ms 540760 KB Output is correct
33 Correct 269 ms 540632 KB Output is correct
34 Correct 269 ms 540704 KB Output is correct
35 Correct 277 ms 540692 KB Output is correct
36 Correct 273 ms 540680 KB Output is correct
37 Correct 263 ms 540740 KB Output is correct
38 Correct 266 ms 540880 KB Output is correct
39 Correct 279 ms 540780 KB Output is correct
40 Correct 286 ms 540852 KB Output is correct
41 Correct 286 ms 540840 KB Output is correct
42 Correct 269 ms 540844 KB Output is correct
43 Correct 265 ms 540848 KB Output is correct
44 Correct 261 ms 540848 KB Output is correct
45 Correct 263 ms 540896 KB Output is correct
46 Correct 283 ms 540864 KB Output is correct
47 Correct 263 ms 540744 KB Output is correct
48 Correct 274 ms 540768 KB Output is correct
49 Correct 272 ms 540864 KB Output is correct
50 Correct 269 ms 540800 KB Output is correct
51 Correct 272 ms 540624 KB Output is correct
52 Correct 266 ms 540596 KB Output is correct
53 Correct 281 ms 540712 KB Output is correct
54 Correct 270 ms 540664 KB Output is correct
55 Correct 262 ms 540668 KB Output is correct
56 Correct 278 ms 540740 KB Output is correct
57 Correct 265 ms 541324 KB Output is correct
58 Correct 293 ms 542044 KB Output is correct
59 Correct 280 ms 543548 KB Output is correct
60 Correct 275 ms 543436 KB Output is correct
61 Correct 283 ms 543412 KB Output is correct
62 Correct 281 ms 543492 KB Output is correct
63 Correct 282 ms 543420 KB Output is correct
64 Correct 346 ms 564884 KB Output is correct
65 Correct 319 ms 556072 KB Output is correct
66 Correct 330 ms 563192 KB Output is correct
67 Correct 319 ms 560136 KB Output is correct
68 Correct 326 ms 559920 KB Output is correct
69 Correct 335 ms 560160 KB Output is correct
70 Correct 271 ms 543424 KB Output is correct
71 Correct 363 ms 552376 KB Output is correct
72 Correct 378 ms 557348 KB Output is correct
73 Correct 842 ms 594992 KB Output is correct
74 Correct 837 ms 595456 KB Output is correct
75 Correct 846 ms 595468 KB Output is correct
76 Correct 853 ms 595588 KB Output is correct
77 Correct 855 ms 595424 KB Output is correct
78 Execution timed out 3137 ms 1960960 KB Time limit exceeded
79 Halted 0 ms 0 KB -