more contests

This commit is contained in:
Barrett Ruth 2025-12-13 18:27:59 -06:00
parent e371dd60e7
commit 5dac8c409f
284 changed files with 1076 additions and 0 deletions

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codeforces/547/a.cc Normal file
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#include <bits/stdc++.h> // {{{
#include <version>
#ifdef __cpp_lib_ranges_enumerate
#include <ranges>
namespace rv = std::views;
namespace rs = std::ranges;
#endif
#pragma GCC optimize("O2,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
using namespace std;
using i16 = int16_t;
using u16 = uint16_t;
using i32 = int32_t;
using u32 = uint32_t;
using i64 = int64_t;
using u64 = uint64_t;
using f64 = double;
using f128 = long double;
#if __cplusplus >= 202002L
template <typename T>
constexpr T MIN = std::numeric_limits<T>::min();
template <typename T>
constexpr T MAX = std::numeric_limits<T>::max();
#endif
#ifdef LOCAL
#define db(...) std::print(__VA_ARGS__)
#define dbln(...) std::println(__VA_ARGS__)
#else
#define db(...)
#define dbln(...)
#endif
// }}}
void solve() {
u64 n, m;
cin >> n >> m;
u64 mod = m % n;
u32 ans = 0;
if (m % n) {
println("-1");
return;
}
m /= n;
while (m > 1) {
if (m % 3 == 0) {
m /= 3;
} else if (m % 2 == 0) {
m /= 2;
} else {
println("-1");
return;
}
++ans;
}
println("{}", ans);
}
int main() { // {{{
std::cin.exceptions(std::cin.failbit);
#ifdef LOCAL
std::cerr.rdbuf(std::cout.rdbuf());
std::cout.setf(std::ios::unitbuf);
std::cerr.setf(std::ios::unitbuf);
#else
std::cin.tie(nullptr)->sync_with_stdio(false);
#endif
u32 tc = 1;
// std::cin >> tc;
for (u32 t = 0; t < tc; ++t) {
solve();
}
return 0;
}
// }}

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1 0 1 0 1

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0 1 0 1 1 0

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1 0 1 1 1 0 1

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codeforces
dodivthree

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5
7 8
4 9
2 2
9 10
3 1

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abaca?b
zabbbcc

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6 5
2 3
4 6
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1 2

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bambarbia
hellocode

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code??????
??????test

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6 2
1 6
7 3
3 5
4 8
9 7
5 1
2 4
10 9
8 10

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1000 6
-100 -200 -300 125 77 -4

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9

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1000000000000 5
-1 0 0 0 0

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4999999999996

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10 4
-3 -6 5 4

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-1

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4 1 2 2 1 5 3

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-5 -4 -3 -2 -1 0 1 2 3 4 5

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10 3
1 2
1 3
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1 1 2 3 2 3 1 3 1