QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#685206 | #9521. Giving Directions in Harbin | hongrock | AC ✓ | 9ms | 3832kb | C++17 | 1.1kb | 2024-10-28 18:15:49 | 2024-10-28 18:15:49 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
#define pb emplace_back
#define mp make_pair
using ll = long long;
using pii = pair<int,int>;
constexpr int mod = 998244353;
constexpr int inf = 0x3f3f3f3f;
constexpr int N = 2e5 + 10;
string ss = "NESW";
int getidx(char ch){
for(int i=0; i<4; ++i){
if(ss[i] == ch) return i;
}
return 0;
}
void _main(){
int T, n, m;
cin >> T;
while(T--){
cin >> n;
vector<pair<char,int>> ans;
string s;
int x;
int pre;
for(int i=0; i<n; ++i){
cin >> s >> x;
if(i == 0){
ans.pb(s[0], 0);
} else {
int p = getidx(s[0]);
if((p + 1) % 4 == pre){
ans.pb('L', 0);
} else {
ans.pb('R', 0);
}
}
ans.pb('Z', x);
pre = getidx(s[0]);
}
cout << ans.size() - 1 << ' ';
for(auto [ch, d] : ans){
if(d == 0){
cout << ch << '\n';
} else {
cout << ch << ' ' << d << '\n';
}
}
}
}
int main(){
ios::sync_with_stdio(0);
cin.tie(0); cout.tie(0);
_main();
return 0;
}
这程序好像有点Bug,我给组数据试试?
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3832kb
input:
1 2 S 2 E 1
output:
3 S Z 2 L Z 1
result:
ok ok (1 test case)
Test #2:
score: 0
Accepted
time: 0ms
memory: 3544kb
input:
99 4 E 6 N 1 W 2 S 8 8 W 10 N 1 E 10 S 2 E 2 N 2 W 2 S 1 9 N 5 E 4 N 7 E 6 S 9 E 8 N 4 W 6 N 7 6 N 6 E 6 N 8 W 9 S 7 E 2 8 E 6 S 9 W 5 S 4 W 6 N 4 E 5 N 9 8 N 6 W 10 N 6 W 6 S 6 E 6 S 6 E 10 10 N 7 W 3 N 5 W 5 S 8 W 10 N 6 E 9 N 8 E 8 8 W 9 N 10 E 6 S 10 E 9 S 10 W 6 N 10 4 W 5 N 1 E 5 S 1 4 W 4 S 8...
output:
7 E Z 6 L Z 1 L Z 2 L Z 8 15 W Z 10 R Z 1 R Z 10 R Z 2 L Z 2 L Z 2 L Z 2 L Z 1 17 N Z 5 R Z 4 L Z 7 R Z 6 R Z 9 L Z 8 L Z 4 L Z 6 R Z 7 11 N Z 6 R Z 6 L Z 8 L Z 9 L Z 7 L Z 2 15 E Z 6 R Z 9 R Z 5 L Z 4 R Z 6 R Z 4 R Z 5 L Z 9 15 N Z 6 L Z 10 R Z 6 L Z 6 L Z 6 L Z 6 R Z 6 L Z 10 19 N Z 7 L Z 3 R Z 5 ...
result:
ok ok (99 test cases)
Test #3:
score: 0
Accepted
time: 9ms
memory: 3552kb
input:
10000 1 W 9 1 N 3 10 W 10 N 7 W 5 S 9 W 9 S 8 E 9 S 6 E 5 S 5 2 E 8 S 10 2 N 7 W 5 5 S 4 W 3 S 7 E 4 N 7 8 N 7 E 8 N 3 E 9 S 5 W 5 S 9 W 10 9 W 9 S 6 E 6 N 8 W 5 N 6 W 3 N 8 W 7 3 S 9 W 2 N 10 5 N 6 E 4 N 6 E 10 N 1 10 S 7 W 4 N 3 E 5 S 7 W 8 N 2 E 8 N 4 W 8 8 S 9 W 1 N 4 E 6 N 1 W 8 N 6 W 6 4 W 10 ...
output:
1 W Z 9 1 N Z 3 19 W Z 10 R Z 7 L Z 5 L Z 9 R Z 9 L Z 8 L Z 9 R Z 6 L Z 5 R Z 5 3 E Z 8 R Z 10 3 N Z 7 L Z 5 9 S Z 4 R Z 3 L Z 7 L Z 4 L Z 7 15 N Z 7 R Z 8 L Z 3 R Z 9 R Z 5 R Z 5 L Z 9 R Z 10 17 W Z 9 L Z 6 L Z 6 L Z 8 L Z 5 R Z 6 L Z 3 R Z 8 L Z 7 5 S Z 9 R Z 2 R Z 10 9 N Z 6 R Z 4 L Z 6 R Z 10 L ...
result:
ok ok (10000 test cases)
Extra Test:
score: 0
Extra Test Passed