QOJ.ac
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 |
---|---|---|---|---|---|---|---|---|---|
#656404 | #7897. Largest Digit | LeoG | AC ✓ | 1ms | 3652kb | C++20 | 2.2kb | 2024-10-19 12:48:49 | 2024-10-19 12:48:51 |
Judging History
answer
#include<bits/stdc++.h>
#define ll long long
#define all(v) v.begin(),v.end()
#define ld long double
#define pll std::pair<ll,ll>
#define pi std::pair<int,int>
#define vi std::vector<int>
#define vll std::vector<ll>
#define len(x) (int)x.size()
#define vec(T) std::vector<T>
template<typename T, typename = void>
struct is_printable : std::false_type {};
template<typename T>
struct is_printable<T, std::void_t<decltype(std::declval<std::ostream&>() << std::declval<T>())>> : std::true_type {};
template <typename T>
void print(const std::pair<T, T>& pair) {
std::cout << "(" << pair.first << ", " << pair.second << ")";
}
// General print function
template <typename T>
void print(const T& val) {
std::cout << val;
}
// Print function for std::vector
template <typename T>
void print(const std::vector<T>& vec) {
std::cout << '[';
int n = vec.size();
for (int i = 0; i < n; i++) {
print(vec[i]);
if (i < n - 1) {
std::cout << ",";
}
}
std::cout << ']' << '\n';
}
// Variadic template print function
template<typename T, typename... Args>
void print(const T& t, const Args&... args) {
print(t);
std::cout << (is_printable<T>::value ? ' ' : '\0');
print(args...);
if (sizeof...(args) == 1 && is_printable<T>::value) std::cout << '\n';
}
template<class T, class U>
void chmin(T& a, const U& b) {if (a > b) a = b;}
int maxdigit(int x) {
int res = 0;
while (x) {
res = std::max(res, x % 10);
x /= 10;
}
return res;
}
void solve(){
int la, ra, lb, rb;
std::cin >> la >> ra >> lb >> rb;
if (ra - la >= 10 || rb - lb >= 10) {
std::cout << "9\n";
}
else {
int ans = 0;
for (int i = la; i <= ra; i++) {
for (int j = lb; j <= rb; j++) {
ans = std::max(ans, maxdigit(i + j));
}
}
std::cout << ans << '\n';
}
}
int main(){
std::ios::sync_with_stdio(false);
std::cin.tie(nullptr);
int t = 1;
std::cin >> t;
while (t--) solve();
}
这程序好像有点Bug,我给组数据试试?
詳細信息
Test #1:
score: 100
Accepted
time: 0ms
memory: 3652kb
input:
2 178 182 83 85 2 5 3 6
output:
7 9
result:
ok 2 lines
Test #2:
score: 0
Accepted
time: 1ms
memory: 3612kb
input:
1000 158260522 877914575 24979445 602436426 1 5 1101111 1101112 2 5 33333 33335 1 5 10111 10111 138996221 797829355 353195922 501899080 212 215 10302 10302 101100 101101 1 2 111 114 1101000 1101001 265804420 569328197 234828607 807497925 1110110 1110112 11100 11103 323 327 23 27 1 1 1 5 316412581 80...
output:
9 7 9 6 9 7 3 5 9 5 9 6 9 9 9 9 9 9 9 9 9 5 9 6 9 9 7 8 9 9 9 9 9 9 3 8 9 7 7 9 9 6 7 9 9 8 9 6 9 9 9 5 9 4 9 5 9 7 8 8 9 9 9 6 9 8 9 5 9 7 9 7 9 9 6 5 9 2 3 6 9 9 8 6 9 9 6 4 9 9 9 9 9 9 8 2 9 4 5 9 9 9 8 6 9 5 7 9 9 9 9 5 9 7 8 5 9 9 9 7 9 9 3 3 9 9 5 7 9 9 6 6 9 7 7 9 9 8 9 9 9 5 9 6 9 7 9 4 9 5 ...
result:
ok 1000 lines
Extra Test:
score: 0
Extra Test Passed