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QOJ
| ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
|---|---|---|---|---|---|---|---|---|---|
| #586779 | #9255. Python Program | gaofeng# | AC ✓ | 49ms | 3800kb | C++23 | 3.8kb | 2024-09-24 15:30:17 | 2024-09-24 15:30:18 |
Judging History
answer
#include<bits/stdc++.h>
#define ll long long
using namespace std;
// #define int long long
typedef pair<int,int> PII;
const int N = 1e6 + 10;
const int mod = 998244353;
using i64 = long long;
void solve() {
string tmp;
vector<string> s(2);
getline(cin, tmp);
for (int i = 0; i < 2; i++) {
getline(cin, s[i]);
}
vector<int> t;
{
vector<int> z;
int idx = s[0].find('(', 0);
z.push_back(idx);
idx = s[0].find(',', idx + 1);
z.push_back(idx);
if (s[0].find(',', idx + 1) == string::npos) {
idx = s[0].find(')', idx + 1);
z.push_back(idx);
} else {
idx = s[0].find(',', idx + 1);
z.push_back(idx);
idx = s[0].find(')', idx + 1);
z.push_back(idx);
}
for (int i = 1; i < z.size(); i++) {
t.push_back(stoll(s[0].substr(z[i - 1] + 1, z[i] - z[i - 1] - 1)));
}
}
// bool ok = false;
// int last = 0;
// for (auto c : s[0]) {
// if (c >= '0' && c <= '9') {
// ok = true;
// last = last * 10 + c - '0';
// } else {
// if (ok) {
// t.push_back(last);
// last = 0;
// ok = false;
// }
// }
// }
char id1 = s[0][4];
i64 ans = 0;
// {
vector<int> z;
int idx = s[1].find('(', 0);
z.push_back(idx);
idx = s[1].find(',', idx + 1);
z.push_back(idx);
if (s[1].find(',', idx + 1) == string::npos) {
idx = s[1].find(')', idx + 1);
z.push_back(idx);
} else {
idx = s[1].find(',', idx + 1);
z.push_back(idx);
idx = s[1].find(')', idx + 1);
z.push_back(idx);
}
// }
// cerr << t[0] << ' ' << t[1] << ' ' << t[2] << ' ';
int nx = (t.size() > 2 ? t[2] : 1);
int i = t[0];
// for (int i = t[0]; i < t[1]; i += nx)
while(1){
if (nx < 0 && i <= t[1]) break;
if (nx > 0 && i >= t[1]) break;
i64 d, val1, val2;
if (z.size() == 4) {
// cerr << s[1].substr(z[2] + 1, z[3] - z[2] - 1) << "\n";
if (s[1].substr(z[2] + 1, z[3] - z[2] - 1)[0] == id1) d = i;
else d = stoll(s[1].substr(z[2] + 1, z[3] - z[2] - 1));
} else {
d = 1;
}
if (s[1][z[0] + 1] == id1) {
val1 = i;
val2 = stoll(s[1].substr(z[1] + 1, z[2] - z[1] - 1));
} else if (s[1][z[1] + 1] == id1) {
val1 = stoll(s[1].substr(z[0] + 1, z[1] - z[0] - 1));
val2 = i;
} else {
val1 = stoll(s[1].substr(z[0] + 1, z[1] - z[0] - 1));
val2 = stoll(s[1].substr(z[1] + 1, z[2] - z[1] - 1));
}
if (d < 0) {
val2++;
if (val1 >= val2) {
i64 cnt = abs(val2 - val1) / abs(d) + 1;
ans += (val1 + val1 + d * (cnt - 1)) * abs(cnt) / 2;
}
} else {
val2--;
if (val1 <= val2) {
// cerr << val1 << ' ' << val2 << ' ' << d << "\n";
i64 cnt = abs(val2 - val1) / abs(d) + 1;
// cerr << cnt << ' ';
ans += (val1 + val1 + d * (cnt - 1)) * abs(cnt) / 2;
// cerr << (val1 + val1 + d * cnt) * abs(cnt) / 2 << "\n";
}
}
i += nx;
}
// for (int i = 0; i < 2; i++) {
// cout << s[i] << "\n";
// }
cout << ans << "\n";
}
signed main() {
// ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
int t = 1;
// cin >> t;
while(t--) {
solve();
}
}
详细
Test #1:
score: 100
Accepted
time: 0ms
memory: 3536kb
input:
ans=0
for a in range(1,3):
for b in range(5,1,-2):
ans+=b
print(ans)
output:
16
result:
ok single line: '16'
Test #2:
score: 0
Accepted
time: 0ms
memory: 3600kb
input:
ans=0
for q in range(100,50,-1):
for i in range(q,77,20):
ans+=i
print(ans)
output:
2092
result:
ok single line: '2092'
Test #3:
score: 0
Accepted
time: 36ms
memory: 3800kb
input:
ans=0
for i in range(1,1000000):
for j in range(i,1,-1):
ans+=j
print(ans)
output:
166666666665500001
result:
ok single line: '166666666665500001'
Test #4:
score: 0
Accepted
time: 7ms
memory: 3548kb
input:
ans=0
for i in range(31,321983,2):
for j in range(313,382193):
ans+=j
print(ans)
output:
11756963404587200
result:
ok single line: '11756963404587200'
Test #5:
score: 0
Accepted
time: 49ms
memory: 3604kb
input:
ans=0
for i in range(1,1000000):
for j in range(i,114514,-1):
ans+=j
print(ans)
output:
160610445975856765
result:
ok single line: '160610445975856765'
Extra Test:
score: 0
Extra Test Passed