oj.uz

답안 #869207

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
869207 2023-11-03T13:51:25 Z sleepntsheep Bigger segments (IZhO19_segments) C
100 / 100
 106 ms 10324 KB 
#include <stdio.h>
#define N 500001
i,j,n,dp[N];long long a[N],fw[N],x,c,p;
u(p){for (;p<N;p+=p&-p) fw[p]-=(fw[p]-x)*(x<fw[p]);}
s(){for(int j=(c=0,p=1e18,1<<19);j;j>>=1)if(c+j<=n&&(fw[j+c]<p?fw[j+c]:p)>x)c+=j,p=(fw[c]<p?fw[c]:p);return c+1;}
main(){scanf("%d",&n);for(;++i<N;fw[i]=1e18);for(i=1;i<=n;++i)scanf("%lld",a+i),x=a[i]+=a[i-1],dp[i]=1+dp[j=n+1-s(),j>0?j:(j=0)],x=2*a[i]-a[j],u(n-i+1);return printf("%d",dp[n])*0; }

Compilation message

segments.c:3:1: warning: data definition has no type or storage class
    3 | i,j,n,dp[N];long long a[N],fw[N],x,c,p;
      | ^
segments.c:3:1: warning: type defaults to 'int' in declaration of 'i' [-Wimplicit-int]
segments.c:3:3: warning: type defaults to 'int' in declaration of 'j' [-Wimplicit-int]
    3 | i,j,n,dp[N];long long a[N],fw[N],x,c,p;
      |   ^
segments.c:3:5: warning: type defaults to 'int' in declaration of 'n' [-Wimplicit-int]
    3 | i,j,n,dp[N];long long a[N],fw[N],x,c,p;
      |     ^
segments.c:3:7: warning: type defaults to 'int' in declaration of 'dp' [-Wimplicit-int]
    3 | i,j,n,dp[N];long long a[N],fw[N],x,c,p;
      |       ^~
segments.c:4:1: warning: return type defaults to 'int' [-Wimplicit-int]
    4 | u(p){for (;p<N;p+=p&-p) fw[p]-=(fw[p]-x)*(x<fw[p]);}
      | ^
segments.c: In function 'u':
segments.c:4:1: warning: type of 'p' defaults to 'int' [-Wimplicit-int]
segments.c: At top level:
segments.c:5:1: warning: return type defaults to 'int' [-Wimplicit-int]
    5 | s(){for(int j=(c=0,p=1e18,1<<19);j;j>>=1)if(c+j<=n&&(fw[j+c]<p?fw[j+c]:p)>x)c+=j,p=(fw[c]<p?fw[c]:p);return c+1;}
      | ^
segments.c:6:1: warning: return type defaults to 'int' [-Wimplicit-int]
    6 | main(){scanf("%d",&n);for(;++i<N;fw[i]=1e18);for(i=1;i<=n;++i)scanf("%lld",a+i),x=a[i]+=a[i-1],dp[i]=1+dp[j=n+1-s(),j>0?j:(j=0)],x=2*a[i]-a[j],u(n-i+1);return printf("%d",dp[n])*0; }
      | ^~~~
segments.c: In function 'u':
segments.c:4:52: warning: control reaches end of non-void function [-Wreturn-type]
    4 | u(p){for (;p<N;p+=p&-p) fw[p]-=(fw[p]-x)*(x<fw[p]);}
      |                                                    ^
segments.c: In function 'main':
segments.c:6:8: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
    6 | main(){scanf("%d",&n);for(;++i<N;fw[i]=1e18);for(i=1;i<=n;++i)scanf("%lld",a+i),x=a[i]+=a[i-1],dp[i]=1+dp[j=n+1-s(),j>0?j:(j=0)],x=2*a[i]-a[j],u(n-i+1);return printf("%d",dp[n])*0; }
      |        ^~~~~~~~~~~~~~
segments.c:6:63: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
    6 | main(){scanf("%d",&n);for(;++i<N;fw[i]=1e18);for(i=1;i<=n;++i)scanf("%lld",a+i),x=a[i]+=a[i-1],dp[i]=1+dp[j=n+1-s(),j>0?j:(j=0)],x=2*a[i]-a[j],u(n-i+1);return printf("%d",dp[n])*0; }
      |                                                               ^~~~~~~~~~~~~~~~~

Subtask #1
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 5468 KB Output is correct
2 Correct 1 ms 5468 KB Output is correct
3 Correct 1 ms 5468 KB Output is correct
4 Correct 1 ms 5468 KB Output is correct
5 Correct 1 ms 5468 KB Output is correct
6 Correct 1 ms 5468 KB Output is correct
7 Correct 1 ms 5468 KB Output is correct
8 Correct 1 ms 5476 KB Output is correct
9 Correct 1 ms 5468 KB Output is correct
10 Correct 1 ms 5464 KB Output is correct
11 Correct 1 ms 5468 KB Output is correct
12 Correct 1 ms 5468 KB Output is correct
13 Correct 1 ms 5468 KB Output is correct
14 Correct 1 ms 5468 KB Output is correct
15 Correct 1 ms 5720 KB Output is correct

Subtask #2
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 5468 KB Output is correct
2 Correct 1 ms 5468 KB Output is correct
3 Correct 1 ms 5468 KB Output is correct
4 Correct 1 ms 5468 KB Output is correct
5 Correct 1 ms 5468 KB Output is correct
6 Correct 1 ms 5468 KB Output is correct
7 Correct 1 ms 5468 KB Output is correct
8 Correct 1 ms 5476 KB Output is correct
9 Correct 1 ms 5468 KB Output is correct
10 Correct 1 ms 5464 KB Output is correct
11 Correct 1 ms 5468 KB Output is correct
12 Correct 1 ms 5468 KB Output is correct
13 Correct 1 ms 5468 KB Output is correct
14 Correct 1 ms 5468 KB Output is correct
15 Correct 1 ms 5720 KB Output is correct
16 Correct 1 ms 5720 KB Output is correct
17 Correct 1 ms 5468 KB Output is correct
18 Correct 1 ms 5468 KB Output is correct
19 Correct 1 ms 5468 KB Output is correct
20 Correct 1 ms 5468 KB Output is correct
21 Correct 1 ms 5468 KB Output is correct
22 Correct 1 ms 5464 KB Output is correct
23 Correct 1 ms 5464 KB Output is correct
24 Correct 1 ms 5468 KB Output is correct
25 Correct 1 ms 5468 KB Output is correct
26 Correct 1 ms 5468 KB Output is correct
27 Correct 1 ms 5468 KB Output is correct
28 Correct 1 ms 5468 KB Output is correct
29 Correct 1 ms 5468 KB Output is correct
30 Correct 1 ms 5468 KB Output is correct

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 5468 KB Output is correct
2 Correct 1 ms 5468 KB Output is correct
3 Correct 1 ms 5468 KB Output is correct
4 Correct 1 ms 5468 KB Output is correct
5 Correct 1 ms 5468 KB Output is correct
6 Correct 1 ms 5468 KB Output is correct
7 Correct 1 ms 5468 KB Output is correct
8 Correct 1 ms 5476 KB Output is correct
9 Correct 1 ms 5468 KB Output is correct
10 Correct 1 ms 5464 KB Output is correct
11 Correct 1 ms 5468 KB Output is correct
12 Correct 1 ms 5468 KB Output is correct
13 Correct 1 ms 5468 KB Output is correct
14 Correct 1 ms 5468 KB Output is correct
15 Correct 1 ms 5720 KB Output is correct
16 Correct 1 ms 5720 KB Output is correct
17 Correct 1 ms 5468 KB Output is correct
18 Correct 1 ms 5468 KB Output is correct
19 Correct 1 ms 5468 KB Output is correct
20 Correct 1 ms 5468 KB Output is correct
21 Correct 1 ms 5468 KB Output is correct
22 Correct 1 ms 5464 KB Output is correct
23 Correct 1 ms 5464 KB Output is correct
24 Correct 1 ms 5468 KB Output is correct
25 Correct 1 ms 5468 KB Output is correct
26 Correct 1 ms 5468 KB Output is correct
27 Correct 1 ms 5468 KB Output is correct
28 Correct 1 ms 5468 KB Output is correct
29 Correct 1 ms 5468 KB Output is correct
30 Correct 1 ms 5468 KB Output is correct
31 Correct 3 ms 5464 KB Output is correct
32 Correct 2 ms 5468 KB Output is correct
33 Correct 2 ms 5468 KB Output is correct
34 Correct 2 ms 5468 KB Output is correct
35 Correct 2 ms 5468 KB Output is correct
36 Correct 2 ms 5632 KB Output is correct
37 Correct 1 ms 5468 KB Output is correct
38 Correct 1 ms 5468 KB Output is correct
39 Correct 2 ms 5468 KB Output is correct
40 Correct 2 ms 5468 KB Output is correct
41 Correct 2 ms 5468 KB Output is correct
42 Correct 2 ms 5468 KB Output is correct
43 Correct 2 ms 5468 KB Output is correct
44 Correct 2 ms 5468 KB Output is correct
45 Correct 2 ms 5468 KB Output is correct

Subtask #4
36.0 / 36.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 5468 KB Output is correct
2 Correct 1 ms 5468 KB Output is correct
3 Correct 1 ms 5468 KB Output is correct
4 Correct 1 ms 5468 KB Output is correct
5 Correct 1 ms 5468 KB Output is correct
6 Correct 1 ms 5468 KB Output is correct
7 Correct 1 ms 5468 KB Output is correct
8 Correct 1 ms 5476 KB Output is correct
9 Correct 1 ms 5468 KB Output is correct
10 Correct 1 ms 5464 KB Output is correct
11 Correct 1 ms 5468 KB Output is correct
12 Correct 1 ms 5468 KB Output is correct
13 Correct 1 ms 5468 KB Output is correct
14 Correct 1 ms 5468 KB Output is correct
15 Correct 1 ms 5720 KB Output is correct
16 Correct 1 ms 5720 KB Output is correct
17 Correct 1 ms 5468 KB Output is correct
18 Correct 1 ms 5468 KB Output is correct
19 Correct 1 ms 5468 KB Output is correct
20 Correct 1 ms 5468 KB Output is correct
21 Correct 1 ms 5468 KB Output is correct
22 Correct 1 ms 5464 KB Output is correct
23 Correct 1 ms 5464 KB Output is correct
24 Correct 1 ms 5468 KB Output is correct
25 Correct 1 ms 5468 KB Output is correct
26 Correct 1 ms 5468 KB Output is correct
27 Correct 1 ms 5468 KB Output is correct
28 Correct 1 ms 5468 KB Output is correct
29 Correct 1 ms 5468 KB Output is correct
30 Correct 1 ms 5468 KB Output is correct
31 Correct 3 ms 5464 KB Output is correct
32 Correct 2 ms 5468 KB Output is correct
33 Correct 2 ms 5468 KB Output is correct
34 Correct 2 ms 5468 KB Output is correct
35 Correct 2 ms 5468 KB Output is correct
36 Correct 2 ms 5632 KB Output is correct
37 Correct 1 ms 5468 KB Output is correct
38 Correct 1 ms 5468 KB Output is correct
39 Correct 2 ms 5468 KB Output is correct
40 Correct 2 ms 5468 KB Output is correct
41 Correct 2 ms 5468 KB Output is correct
42 Correct 2 ms 5468 KB Output is correct
43 Correct 2 ms 5468 KB Output is correct
44 Correct 2 ms 5468 KB Output is correct
45 Correct 2 ms 5468 KB Output is correct
46 Correct 15 ms 5988 KB Output is correct
47 Correct 19 ms 5980 KB Output is correct
48 Correct 21 ms 5976 KB Output is correct
49 Correct 20 ms 5980 KB Output is correct
50 Correct 21 ms 5964 KB Output is correct
51 Correct 21 ms 5980 KB Output is correct
52 Correct 11 ms 5772 KB Output is correct
53 Correct 7 ms 5724 KB Output is correct
54 Correct 18 ms 6044 KB Output is correct
55 Correct 21 ms 5924 KB Output is correct
56 Correct 19 ms 5976 KB Output is correct
57 Correct 19 ms 5980 KB Output is correct
58 Correct 19 ms 5980 KB Output is correct
59 Correct 19 ms 5980 KB Output is correct
60 Correct 20 ms 5980 KB Output is correct

Subtask #5
27.0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 5468 KB Output is correct
2 Correct 1 ms 5468 KB Output is correct
3 Correct 1 ms 5468 KB Output is correct
4 Correct 1 ms 5468 KB Output is correct
5 Correct 1 ms 5468 KB Output is correct
6 Correct 1 ms 5468 KB Output is correct
7 Correct 1 ms 5468 KB Output is correct
8 Correct 1 ms 5476 KB Output is correct
9 Correct 1 ms 5468 KB Output is correct
10 Correct 1 ms 5464 KB Output is correct
11 Correct 1 ms 5468 KB Output is correct
12 Correct 1 ms 5468 KB Output is correct
13 Correct 1 ms 5468 KB Output is correct
14 Correct 1 ms 5468 KB Output is correct
15 Correct 1 ms 5720 KB Output is correct
16 Correct 1 ms 5720 KB Output is correct
17 Correct 1 ms 5468 KB Output is correct
18 Correct 1 ms 5468 KB Output is correct
19 Correct 1 ms 5468 KB Output is correct
20 Correct 1 ms 5468 KB Output is correct
21 Correct 1 ms 5468 KB Output is correct
22 Correct 1 ms 5464 KB Output is correct
23 Correct 1 ms 5464 KB Output is correct
24 Correct 1 ms 5468 KB Output is correct
25 Correct 1 ms 5468 KB Output is correct
26 Correct 1 ms 5468 KB Output is correct
27 Correct 1 ms 5468 KB Output is correct
28 Correct 1 ms 5468 KB Output is correct
29 Correct 1 ms 5468 KB Output is correct
30 Correct 1 ms 5468 KB Output is correct
31 Correct 3 ms 5464 KB Output is correct
32 Correct 2 ms 5468 KB Output is correct
33 Correct 2 ms 5468 KB Output is correct
34 Correct 2 ms 5468 KB Output is correct
35 Correct 2 ms 5468 KB Output is correct
36 Correct 2 ms 5632 KB Output is correct
37 Correct 1 ms 5468 KB Output is correct
38 Correct 1 ms 5468 KB Output is correct
39 Correct 2 ms 5468 KB Output is correct
40 Correct 2 ms 5468 KB Output is correct
41 Correct 2 ms 5468 KB Output is correct
42 Correct 2 ms 5468 KB Output is correct
43 Correct 2 ms 5468 KB Output is correct
44 Correct 2 ms 5468 KB Output is correct
45 Correct 2 ms 5468 KB Output is correct
46 Correct 15 ms 5988 KB Output is correct
47 Correct 19 ms 5980 KB Output is correct
48 Correct 21 ms 5976 KB Output is correct
49 Correct 20 ms 5980 KB Output is correct
50 Correct 21 ms 5964 KB Output is correct
51 Correct 21 ms 5980 KB Output is correct
52 Correct 11 ms 5772 KB Output is correct
53 Correct 7 ms 5724 KB Output is correct
54 Correct 18 ms 6044 KB Output is correct
55 Correct 21 ms 5924 KB Output is correct
56 Correct 19 ms 5976 KB Output is correct
57 Correct 19 ms 5980 KB Output is correct
58 Correct 19 ms 5980 KB Output is correct
59 Correct 19 ms 5980 KB Output is correct
60 Correct 20 ms 5980 KB Output is correct
61 Correct 68 ms 10064 KB Output is correct
62 Correct 83 ms 10324 KB Output is correct
63 Correct 101 ms 10064 KB Output is correct
64 Correct 105 ms 10100 KB Output is correct
65 Correct 106 ms 10068 KB Output is correct
66 Correct 103 ms 10064 KB Output is correct
67 Correct 84 ms 9120 KB Output is correct
68 Correct 45 ms 8560 KB Output is correct
69 Correct 94 ms 10072 KB Output is correct
70 Correct 104 ms 10084 KB Output is correct
71 Correct 94 ms 10068 KB Output is correct
72 Correct 98 ms 10024 KB Output is correct
73 Correct 104 ms 10128 KB Output is correct
74 Correct 99 ms 9984 KB Output is correct
75 Correct 100 ms 10116 KB Output is correct