oj.uz

Submission #27010

# Submission time Handle Problem Language Result Execution time Memory
27010 2017-07-08T11:22:54 Z noobprogrammer Brunhilda’s Birthday (BOI13_brunhilda) C++14
98.8889 / 100
 1000 ms 236784 KB 
#include <bits/stdc++.h>
using namespace std ;

int n , m , pr[100010] , cnt[10000010] , ptr , dp[10000010] , nc = 1 ;
int fr[10000010] , bk[10000010] , vv[10000010] , nxt[10000010] ;
const int N = 1e7 ; 

void upd(int x,int y){
	if(fr[x] == 0) {
		bk[x] = fr[x] = nc ;
		vv[nc] = y ;
		nc++ ;
	}
	else {
		nxt[bk[x]] = nc ;
		vv[nc] = y ;
		bk[x] = nc ;
		nc++;
	}
}

int main(){
	// freopen("in.txt" , "r" , stdin) ;
	// freopen("out.txt" , "w" , stdout) ;
	scanf("%d%d" , &n,&m ) ;
	int j ; 
	for(int i=0;i<n;i++) {
		scanf("%d" , pr+i) ;
		for( j=0 ; j <= 1e7 ; j+=pr[i]) dp[j] = max(dp[j] , pr[i]) ;
	}
	upd(dp[0]-1 , 1) ;
	cnt[1]++ ;
	int val = 1 , v , dd , tmp ;
	for(int i=1;i<=N;i++){
		while(!cnt[val] && val <= 1e7 )	val++ ;
		dd = val ;
		v = fr[i] ;
		while(v != bk[i]){
			cnt[vv[v]]-- ;
			v = nxt[v] ;
		}
		cnt[vv[v]]-- ;
		tmp = dp[i] ;
		dp[i] = dd;
		if(dp[i] == 1e7+1) continue ;
		if(!tmp) continue ;
		upd(i+tmp-1 , dp[i] + 1 ) ;
		cnt[dp[i]+1]++ ;
	}
	for(int i=0;i<m;i++){
		scanf("%d" , &val) ;
		if(dp[val] == 1e7+1) printf("oo\n") ;
		else printf("%d\n" , dp[val] ) ;
	}
}

Compilation message

brunhilda.cpp: In function 'int main()':
brunhilda.cpp:25:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d" , &n,&m ) ;
                         ^
brunhilda.cpp:28:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d" , pr+i) ;
                      ^
brunhilda.cpp:51:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d" , &val) ;
                      ^

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 103 ms 236784 KB Output is correct
2 Correct 173 ms 236784 KB Output is correct
3 Correct 109 ms 236784 KB Output is correct
4 Correct 76 ms 236784 KB Output is correct
5 Correct 153 ms 236784 KB Output is correct
6 Correct 106 ms 236784 KB Output is correct
7 Correct 116 ms 236784 KB Output is correct
8 Correct 123 ms 236784 KB Output is correct
9 Correct 226 ms 236784 KB Output is correct
10 Correct 266 ms 236784 KB Output is correct
11 Correct 219 ms 236784 KB Output is correct
12 Correct 79 ms 236784 KB Output is correct
13 Correct 493 ms 236784 KB Output is correct
14 Correct 463 ms 236784 KB Output is correct
15 Correct 186 ms 236784 KB Output is correct
16 Correct 149 ms 236784 KB Output is correct
17 Correct 146 ms 236784 KB Output is correct
18 Correct 99 ms 236784 KB Output is correct

Subtask #2
18.8888888889 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 159 ms 236784 KB Output is correct
2 Correct 309 ms 236784 KB Output is correct
3 Correct 936 ms 236784 KB Output is correct
4 Correct 179 ms 236784 KB Output is correct
5 Correct 489 ms 236784 KB Output is correct
6 Correct 189 ms 236784 KB Output is correct
7 Correct 283 ms 236784 KB Output is correct
8 Correct 199 ms 236784 KB Output is correct
9 Correct 849 ms 236784 KB Output is correct
10 Execution timed out 1000 ms 236784 KB Execution timed out
11 Correct 926 ms 236784 KB Output is correct
12 Correct 323 ms 236784 KB Output is correct
13 Correct 169 ms 236784 KB Output is correct
14 Correct 186 ms 236784 KB Output is correct
15 Correct 763 ms 236784 KB Output is correct
16 Correct 273 ms 236784 KB Output is correct
17 Correct 403 ms 236784 KB Output is correct
18 Correct 909 ms 236784 KB Output is correct

Subtask #3
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 863 ms 236784 KB Output is correct
2 Correct 829 ms 236784 KB Output is correct
3 Correct 703 ms 236784 KB Output is correct
4 Correct 376 ms 236784 KB Output is correct
5 Correct 433 ms 236784 KB Output is correct
6 Correct 576 ms 236784 KB Output is correct
7 Correct 839 ms 236784 KB Output is correct
8 Correct 906 ms 236784 KB Output is correct
9 Correct 833 ms 236784 KB Output is correct
10 Correct 359 ms 236784 KB Output is correct
11 Correct 363 ms 236784 KB Output is correct
12 Correct 389 ms 236784 KB Output is correct
13 Correct 826 ms 236784 KB Output is correct
14 Correct 299 ms 236784 KB Output is correct
15 Correct 473 ms 236784 KB Output is correct
16 Correct 539 ms 236784 KB Output is correct
17 Correct 839 ms 236784 KB Output is correct
18 Correct 736 ms 236784 KB Output is correct
19 Correct 279 ms 236784 KB Output is correct
20 Correct 989 ms 236784 KB Output is correct
21 Correct 353 ms 236784 KB Output is correct
22 Correct 919 ms 236784 KB Output is correct
23 Correct 483 ms 236784 KB Output is correct
24 Correct 186 ms 236784 KB Output is correct
25 Correct 409 ms 236784 KB Output is correct
26 Correct 419 ms 236784 KB Output is correct
27 Correct 803 ms 236784 KB Output is correct
28 Correct 159 ms 236784 KB Output is correct
29 Correct 969 ms 236784 KB Output is correct
30 Correct 939 ms 236784 KB Output is correct
31 Correct 329 ms 236784 KB Output is correct
32 Correct 283 ms 236784 KB Output is correct
33 Correct 163 ms 236784 KB Output is correct
34 Correct 839 ms 236784 KB Output is correct
35 Correct 223 ms 236784 KB Output is correct
36 Correct 746 ms 236784 KB Output is correct
37 Correct 426 ms 236784 KB Output is correct
38 Correct 499 ms 236784 KB Output is correct
39 Correct 199 ms 236784 KB Output is correct
40 Correct 533 ms 236784 KB Output is correct
41 Correct 576 ms 236784 KB Output is correct
42 Correct 486 ms 236784 KB Output is correct