# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
861840 |
2023-10-17T04:06:48 Z |
imarn |
Combo (IOI18_combo) |
C++14 |
|
17 ms |
1984 KB |
#include<bits/stdc++.h>
int press(std::string p);
std::string guess_sequence(int N){
std::string ans="";
if(N==0)return ans;
char s[4];
if(N==1){
if(press("A")==1)ans="A",s[0]='A',s[1]='B',s[2]='X',s[3]='Y';
else if(press("B")==1)ans="B",s[0]='B',s[1]='A',s[2]='X',s[3]='Y';
else if(press("X")==1)ans="X",s[0]='X',s[1]='B',s[2]='A',s[3]='Y';
else ans="Y",s[0]='Y',s[1]='B',s[2]='X',s[3]='A';
return ans;
}
int x=press("AXB");
if(x==0){
ans="Y",s[0]='Y',s[1]='B',s[2]='X',s[3]='A';
}
else if(x==1){
int y=press("AYABB");
if(y==0)ans="X",s[0]='X',s[1]='B',s[2]='A',s[3]='Y';
else if(y==1)ans="B",s[0]='B',s[1]='A',s[2]='X',s[3]='Y';
else if(y>1)ans="A",s[0]='A',s[1]='B',s[2]='X',s[3]='Y';
}
else if(x==2){
int y=press("AX");
if(y==1)ans="X",s[0]='X',s[1]='B',s[2]='A',s[3]='Y';
else if(y==2)ans="A",s[0]='A',s[1]='B',s[2]='X',s[3]='Y';
}
else {
ans="A",s[0]='A',s[1]='B',s[2]='X',s[3]='Y';
}
for(int i=2;i<=N-1;i++){
std::string now1 = ans;now1+=s[1];
std::string now2 = ans;now2+=s[2];now2+=s[1];
std::string now3 = ans;now3+=s[2];now3+=s[2];
std::string now4 = ans;now4+=s[2];now4+=s[3];
std::string tt = now1+now2+now3+now4;
int x = press(tt);
if(x==i-1)ans = ans+s[3];
else if(x==i)ans = ans+s[1];
else ans = ans+s[2];
}
std::string tt1=ans;tt1+=s[1];
std::string tt2=ans;tt2+=s[2];
if(press(tt1)==N){
return tt1;
}
else if(press(tt2)==N){
return tt2;
}
else{
ans+=s[3];return ans;
}
}
Compilation message
combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:36:52: warning: 's[3]' may be used uninitialized in this function [-Wmaybe-uninitialized]
36 | std::string now4 = ans;now4+=s[2];now4+=s[3];
| ^
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Correct |
0 ms |
344 KB |
Output is correct |
5 |
Correct |
0 ms |
344 KB |
Output is correct |
6 |
Correct |
0 ms |
344 KB |
Output is correct |
7 |
Correct |
0 ms |
344 KB |
Output is correct |
8 |
Correct |
0 ms |
344 KB |
Output is correct |
9 |
Correct |
0 ms |
344 KB |
Output is correct |
10 |
Correct |
0 ms |
344 KB |
Output is correct |
11 |
Correct |
0 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
424 KB |
Output is correct |
13 |
Correct |
0 ms |
344 KB |
Output is correct |
14 |
Correct |
0 ms |
344 KB |
Output is correct |
15 |
Correct |
0 ms |
344 KB |
Output is correct |
16 |
Correct |
0 ms |
344 KB |
Output is correct |
17 |
Correct |
0 ms |
344 KB |
Output is correct |
18 |
Correct |
0 ms |
344 KB |
Output is correct |
19 |
Correct |
0 ms |
344 KB |
Output is correct |
20 |
Correct |
0 ms |
344 KB |
Output is correct |
21 |
Correct |
0 ms |
344 KB |
Output is correct |
22 |
Correct |
0 ms |
344 KB |
Output is correct |
23 |
Correct |
0 ms |
344 KB |
Output is correct |
24 |
Correct |
0 ms |
344 KB |
Output is correct |
25 |
Correct |
0 ms |
344 KB |
Output is correct |
26 |
Correct |
0 ms |
344 KB |
Output is correct |
27 |
Correct |
0 ms |
344 KB |
Output is correct |
28 |
Correct |
1 ms |
344 KB |
Output is correct |
29 |
Correct |
0 ms |
344 KB |
Output is correct |
30 |
Correct |
0 ms |
344 KB |
Output is correct |
31 |
Correct |
0 ms |
344 KB |
Output is correct |
32 |
Correct |
0 ms |
344 KB |
Output is correct |
33 |
Correct |
0 ms |
344 KB |
Output is correct |
34 |
Correct |
0 ms |
344 KB |
Output is correct |
35 |
Correct |
0 ms |
344 KB |
Output is correct |
36 |
Correct |
0 ms |
344 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Correct |
0 ms |
344 KB |
Output is correct |
5 |
Correct |
0 ms |
344 KB |
Output is correct |
6 |
Correct |
0 ms |
344 KB |
Output is correct |
7 |
Correct |
0 ms |
344 KB |
Output is correct |
8 |
Correct |
0 ms |
344 KB |
Output is correct |
9 |
Correct |
0 ms |
344 KB |
Output is correct |
10 |
Correct |
0 ms |
344 KB |
Output is correct |
11 |
Correct |
1 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
344 KB |
Output is correct |
13 |
Correct |
0 ms |
344 KB |
Output is correct |
14 |
Correct |
0 ms |
540 KB |
Output is correct |
15 |
Correct |
0 ms |
344 KB |
Output is correct |
16 |
Correct |
0 ms |
344 KB |
Output is correct |
17 |
Correct |
12 ms |
1348 KB |
Output is correct |
18 |
Correct |
12 ms |
1364 KB |
Output is correct |
19 |
Correct |
12 ms |
1532 KB |
Output is correct |
20 |
Correct |
11 ms |
1660 KB |
Output is correct |
21 |
Correct |
13 ms |
1236 KB |
Output is correct |
22 |
Correct |
0 ms |
344 KB |
Output is correct |
23 |
Correct |
1 ms |
436 KB |
Output is correct |
24 |
Correct |
0 ms |
432 KB |
Output is correct |
25 |
Correct |
1 ms |
444 KB |
Output is correct |
26 |
Correct |
1 ms |
704 KB |
Output is correct |
27 |
Correct |
1 ms |
700 KB |
Output is correct |
28 |
Correct |
1 ms |
948 KB |
Output is correct |
29 |
Correct |
1 ms |
696 KB |
Output is correct |
30 |
Correct |
1 ms |
440 KB |
Output is correct |
31 |
Correct |
1 ms |
440 KB |
Output is correct |
32 |
Correct |
11 ms |
1400 KB |
Output is correct |
33 |
Correct |
11 ms |
1520 KB |
Output is correct |
34 |
Correct |
14 ms |
1280 KB |
Output is correct |
35 |
Correct |
12 ms |
1588 KB |
Output is correct |
36 |
Correct |
12 ms |
1452 KB |
Output is correct |
37 |
Correct |
12 ms |
1424 KB |
Output is correct |
38 |
Correct |
13 ms |
1544 KB |
Output is correct |
39 |
Correct |
16 ms |
1984 KB |
Output is correct |
40 |
Correct |
17 ms |
1608 KB |
Output is correct |
41 |
Correct |
13 ms |
1412 KB |
Output is correct |
42 |
Correct |
11 ms |
1736 KB |
Output is correct |
43 |
Correct |
11 ms |
1160 KB |
Output is correct |
44 |
Correct |
13 ms |
1360 KB |
Output is correct |
45 |
Correct |
11 ms |
1156 KB |
Output is correct |
46 |
Correct |
13 ms |
1828 KB |
Output is correct |
47 |
Correct |
12 ms |
1368 KB |
Output is correct |
48 |
Correct |
12 ms |
1500 KB |
Output is correct |
49 |
Correct |
12 ms |
1496 KB |
Output is correct |
50 |
Correct |
13 ms |
1600 KB |
Output is correct |
51 |
Correct |
12 ms |
1464 KB |
Output is correct |
52 |
Correct |
13 ms |
1668 KB |
Output is correct |
53 |
Correct |
14 ms |
1844 KB |
Output is correct |
54 |
Correct |
12 ms |
1236 KB |
Output is correct |
55 |
Correct |
13 ms |
1620 KB |
Output is correct |
56 |
Correct |
13 ms |
1304 KB |
Output is correct |
57 |
Correct |
13 ms |
1788 KB |
Output is correct |
58 |
Correct |
13 ms |
1328 KB |
Output is correct |
59 |
Correct |
12 ms |
1412 KB |
Output is correct |
60 |
Correct |
12 ms |
1592 KB |
Output is correct |
61 |
Correct |
13 ms |
1396 KB |
Output is correct |
62 |
Correct |
12 ms |
1388 KB |
Output is correct |
63 |
Correct |
11 ms |
1732 KB |
Output is correct |
64 |
Correct |
15 ms |
1816 KB |
Output is correct |
65 |
Correct |
13 ms |
1292 KB |
Output is correct |
66 |
Correct |
13 ms |
1292 KB |
Output is correct |
67 |
Correct |
12 ms |
1204 KB |
Output is correct |
68 |
Correct |
13 ms |
1184 KB |
Output is correct |
69 |
Correct |
13 ms |
1656 KB |
Output is correct |
70 |
Correct |
14 ms |
1204 KB |
Output is correct |
71 |
Correct |
11 ms |
1420 KB |
Output is correct |
72 |
Correct |
12 ms |
1604 KB |
Output is correct |
73 |
Correct |
12 ms |
1572 KB |
Output is correct |
74 |
Correct |
11 ms |
1296 KB |
Output is correct |
75 |
Correct |
13 ms |
1796 KB |
Output is correct |
76 |
Correct |
13 ms |
1112 KB |
Output is correct |
77 |
Correct |
13 ms |
1416 KB |
Output is correct |
78 |
Correct |
0 ms |
344 KB |
Output is correct |
79 |
Correct |
0 ms |
344 KB |
Output is correct |
80 |
Correct |
0 ms |
344 KB |
Output is correct |
81 |
Correct |
1 ms |
340 KB |
Output is correct |
82 |
Correct |
0 ms |
344 KB |
Output is correct |
83 |
Correct |
0 ms |
436 KB |
Output is correct |
84 |
Correct |
0 ms |
436 KB |
Output is correct |
85 |
Correct |
1 ms |
432 KB |
Output is correct |
86 |
Correct |
0 ms |
436 KB |
Output is correct |
87 |
Correct |
1 ms |
432 KB |
Output is correct |
88 |
Correct |
1 ms |
344 KB |
Output is correct |
89 |
Correct |
0 ms |
344 KB |
Output is correct |
90 |
Correct |
0 ms |
344 KB |
Output is correct |
91 |
Correct |
1 ms |
344 KB |
Output is correct |
92 |
Correct |
0 ms |
344 KB |
Output is correct |
93 |
Correct |
1 ms |
432 KB |
Output is correct |
94 |
Correct |
1 ms |
436 KB |
Output is correct |
95 |
Correct |
0 ms |
436 KB |
Output is correct |
96 |
Correct |
0 ms |
444 KB |
Output is correct |
97 |
Correct |
0 ms |
436 KB |
Output is correct |
98 |
Correct |
0 ms |
436 KB |
Output is correct |
99 |
Correct |
0 ms |
436 KB |
Output is correct |
100 |
Correct |
1 ms |
436 KB |
Output is correct |
101 |
Correct |
1 ms |
432 KB |
Output is correct |
102 |
Correct |
1 ms |
596 KB |
Output is correct |
103 |
Correct |
1 ms |
432 KB |
Output is correct |
104 |
Correct |
0 ms |
432 KB |
Output is correct |
105 |
Correct |
0 ms |
436 KB |
Output is correct |
106 |
Correct |
1 ms |
436 KB |
Output is correct |
107 |
Correct |
0 ms |
344 KB |
Output is correct |
108 |
Correct |
1 ms |
344 KB |
Output is correct |
109 |
Correct |
0 ms |
344 KB |
Output is correct |
110 |
Correct |
0 ms |
344 KB |
Output is correct |
111 |
Correct |
0 ms |
344 KB |
Output is correct |
112 |
Correct |
0 ms |
344 KB |
Output is correct |
113 |
Correct |
0 ms |
344 KB |
Output is correct |
114 |
Correct |
0 ms |
344 KB |
Output is correct |
115 |
Correct |
0 ms |
344 KB |
Output is correct |
116 |
Correct |
0 ms |
344 KB |
Output is correct |
117 |
Correct |
0 ms |
432 KB |
Output is correct |
118 |
Correct |
0 ms |
436 KB |
Output is correct |
119 |
Correct |
0 ms |
436 KB |
Output is correct |
120 |
Correct |
1 ms |
436 KB |
Output is correct |
121 |
Correct |
0 ms |
692 KB |
Output is correct |
122 |
Correct |
1 ms |
432 KB |
Output is correct |
123 |
Correct |
1 ms |
436 KB |
Output is correct |