#include "xylophone.h"
static int A[5000];
int dp[5005][5005],res[5005];
int ask(int x,int y){
if(dp[x][y])return dp[x][y];
return dp[x][y]=query(x,y);
}
int min(int a,int b){if(a>b)return b;return a;}
void solve(int n) {
res[0]=0;res[1]=ask(1,2);
for(int j=0;j<2;j++){
int mn=min(res[1],0);
for(int i=2;i<n;i++){
int a=ask(i-1,i);
int b=ask(i,i+1);
int c=ask(i-1,i+1);
if(res[i-2]<res[i-1]){
if(a+b==c)
res[i]=res[i-1]+b;
else
res[i]=res[i-1]-b;
}
else{
if(a+b==c)
res[i]=res[i-1]-b;
else
res[i]=res[i-1]+b;
}
mn=min(mn,res[i]);
}int ok=1,a=0,b=0;
for(int i=0;i<n;i++){
if(res[i]>res[b])b=i;if(res[i]<res[a])a=i;
ok&=(res[i]-mn>=0 and res[i]-mn<n);
}ok&=(a<b);
if(ok){
for(int i=0;i<n;i++)
answer(i+1,res[i]-mn+1);
return;
}res[1]*=-1;
}
return;
}
Compilation message
xylophone.cpp: In function 'void solve(int)':
xylophone.cpp:32:4: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
32 | if(res[i]>res[b])b=i;if(res[i]<res[a])a=i;
| ^~
xylophone.cpp:32:25: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
32 | if(res[i]>res[b])b=i;if(res[i]<res[a])a=i;
| ^~
xylophone.cpp: At global scope:
xylophone.cpp:2:12: warning: 'A' defined but not used [-Wunused-variable]
2 | static int A[5000];
| ^
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Correct |
0 ms |
364 KB |
Output is correct |
| 3 |
Correct |
1 ms |
492 KB |
Output is correct |
| 4 |
Correct |
3 ms |
748 KB |
Output is correct |
| 5 |
Correct |
2 ms |
748 KB |
Output is correct |
| 6 |
Correct |
3 ms |
748 KB |
Output is correct |
| 7 |
Correct |
3 ms |
748 KB |
Output is correct |
| 8 |
Correct |
2 ms |
748 KB |
Output is correct |
| 9 |
Correct |
3 ms |
748 KB |
Output is correct |
| 10 |
Correct |
3 ms |
764 KB |
Output is correct |
| 11 |
Correct |
3 ms |
748 KB |
Output is correct |
| 12 |
Correct |
3 ms |
748 KB |
Output is correct |
| 13 |
Correct |
2 ms |
748 KB |
Output is correct |
| 14 |
Correct |
3 ms |
748 KB |
Output is correct |
| 15 |
Correct |
2 ms |
752 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Correct |
0 ms |
364 KB |
Output is correct |
| 3 |
Correct |
1 ms |
492 KB |
Output is correct |
| 4 |
Correct |
3 ms |
748 KB |
Output is correct |
| 5 |
Correct |
2 ms |
748 KB |
Output is correct |
| 6 |
Correct |
3 ms |
748 KB |
Output is correct |
| 7 |
Correct |
3 ms |
748 KB |
Output is correct |
| 8 |
Correct |
2 ms |
748 KB |
Output is correct |
| 9 |
Correct |
3 ms |
748 KB |
Output is correct |
| 10 |
Correct |
3 ms |
764 KB |
Output is correct |
| 11 |
Correct |
3 ms |
748 KB |
Output is correct |
| 12 |
Correct |
3 ms |
748 KB |
Output is correct |
| 13 |
Correct |
2 ms |
748 KB |
Output is correct |
| 14 |
Correct |
3 ms |
748 KB |
Output is correct |
| 15 |
Correct |
2 ms |
752 KB |
Output is correct |
| 16 |
Correct |
4 ms |
1260 KB |
Output is correct |
| 17 |
Correct |
10 ms |
2284 KB |
Output is correct |
| 18 |
Correct |
14 ms |
3692 KB |
Output is correct |
| 19 |
Correct |
21 ms |
4332 KB |
Output is correct |
| 20 |
Correct |
22 ms |
4332 KB |
Output is correct |
| 21 |
Correct |
21 ms |
4332 KB |
Output is correct |
| 22 |
Correct |
19 ms |
4332 KB |
Output is correct |
| 23 |
Correct |
22 ms |
4332 KB |
Output is correct |
| 24 |
Correct |
23 ms |
4332 KB |
Output is correct |
| 25 |
Correct |
23 ms |
4332 KB |
Output is correct |
| 26 |
Correct |
22 ms |
4332 KB |
Output is correct |
| 27 |
Correct |
15 ms |
4460 KB |
Output is correct |
| 28 |
Correct |
24 ms |
4332 KB |
Output is correct |
| 29 |
Correct |
24 ms |
4332 KB |
Output is correct |
| 30 |
Correct |
22 ms |
4332 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Correct |
0 ms |
364 KB |
Output is correct |
| 3 |
Correct |
1 ms |
492 KB |
Output is correct |
| 4 |
Correct |
3 ms |
748 KB |
Output is correct |
| 5 |
Correct |
2 ms |
748 KB |
Output is correct |
| 6 |
Correct |
3 ms |
748 KB |
Output is correct |
| 7 |
Correct |
3 ms |
748 KB |
Output is correct |
| 8 |
Correct |
2 ms |
748 KB |
Output is correct |
| 9 |
Correct |
3 ms |
748 KB |
Output is correct |
| 10 |
Correct |
3 ms |
764 KB |
Output is correct |
| 11 |
Correct |
3 ms |
748 KB |
Output is correct |
| 12 |
Correct |
3 ms |
748 KB |
Output is correct |
| 13 |
Correct |
2 ms |
748 KB |
Output is correct |
| 14 |
Correct |
3 ms |
748 KB |
Output is correct |
| 15 |
Correct |
2 ms |
752 KB |
Output is correct |
| 16 |
Correct |
4 ms |
1260 KB |
Output is correct |
| 17 |
Correct |
10 ms |
2284 KB |
Output is correct |
| 18 |
Correct |
14 ms |
3692 KB |
Output is correct |
| 19 |
Correct |
21 ms |
4332 KB |
Output is correct |
| 20 |
Correct |
22 ms |
4332 KB |
Output is correct |
| 21 |
Correct |
21 ms |
4332 KB |
Output is correct |
| 22 |
Correct |
19 ms |
4332 KB |
Output is correct |
| 23 |
Correct |
22 ms |
4332 KB |
Output is correct |
| 24 |
Correct |
23 ms |
4332 KB |
Output is correct |
| 25 |
Correct |
23 ms |
4332 KB |
Output is correct |
| 26 |
Correct |
22 ms |
4332 KB |
Output is correct |
| 27 |
Correct |
15 ms |
4460 KB |
Output is correct |
| 28 |
Correct |
24 ms |
4332 KB |
Output is correct |
| 29 |
Correct |
24 ms |
4332 KB |
Output is correct |
| 30 |
Correct |
22 ms |
4332 KB |
Output is correct |
| 31 |
Correct |
51 ms |
9068 KB |
Output is correct |
| 32 |
Correct |
68 ms |
12816 KB |
Output is correct |
| 33 |
Correct |
94 ms |
18044 KB |
Output is correct |
| 34 |
Correct |
121 ms |
20588 KB |
Output is correct |
| 35 |
Correct |
110 ms |
20716 KB |
Output is correct |
| 36 |
Correct |
118 ms |
20588 KB |
Output is correct |
| 37 |
Correct |
117 ms |
20588 KB |
Output is correct |
| 38 |
Correct |
105 ms |
20524 KB |
Output is correct |
| 39 |
Correct |
108 ms |
20588 KB |
Output is correct |
| 40 |
Correct |
107 ms |
20588 KB |
Output is correct |
| 41 |
Correct |
116 ms |
20704 KB |
Output is correct |
| 42 |
Correct |
118 ms |
20588 KB |
Output is correct |
| 43 |
Correct |
109 ms |
20620 KB |
Output is correct |
| 44 |
Correct |
98 ms |
20800 KB |
Output is correct |
| 45 |
Correct |
107 ms |
20716 KB |
Output is correct |
| 46 |
Correct |
112 ms |
20588 KB |
Output is correct |
| 47 |
Correct |
104 ms |
20676 KB |
Output is correct |
| 48 |
Correct |
145 ms |
20588 KB |
Output is correct |
| 49 |
Correct |
107 ms |
20588 KB |
Output is correct |
| 50 |
Correct |
105 ms |
20588 KB |
Output is correct |
| 51 |
Correct |
114 ms |
20716 KB |
Output is correct |
| 52 |
Correct |
129 ms |
20716 KB |
Output is correct |
| 53 |
Correct |
117 ms |
20588 KB |
Output is correct |
| 54 |
Correct |
109 ms |
20588 KB |
Output is correct |
| 55 |
Correct |
123 ms |
20588 KB |
Output is correct |
| 56 |
Correct |
144 ms |
20716 KB |
Output is correct |
| 57 |
Correct |
117 ms |
20588 KB |
Output is correct |
| 58 |
Correct |
118 ms |
20588 KB |
Output is correct |
| 59 |
Correct |
112 ms |
20588 KB |
Output is correct |
| 60 |
Correct |
135 ms |
20596 KB |
Output is correct |
