From 8ad882a1deea1ae012c6acf8810e3de9babca9f4 Mon Sep 17 00:00:00 2001 From: omagdy7 Date: Wed, 2 Nov 2022 11:50:58 +0200 Subject: solved 3 problems from cses --- cses/BitStrings/main | Bin 0 -> 22544 bytes cses/BitStrings/main.cpp | 16 +++++++++++++ cses/BitStrings/main_input0.txt | 1 + cses/BitStrings/main_output0.txt | 1 + cses/Permutations/main | Bin 0 -> 22544 bytes cses/Permutations/main.cpp | 20 ++++++++++++++++ cses/Permutations/main_input0.txt | 1 + cses/Permutations/main_input1.txt | 1 + cses/Permutations/main_output0.txt | 1 + cses/Permutations/main_output1.txt | 1 + cses/TwoSets/main | Bin 0 -> 49768 bytes cses/TwoSets/main.cpp | 46 +++++++++++++++++++++++++++++++++++++ cses/TwoSets/main_input0.txt | 1 + cses/TwoSets/main_input1.txt | 1 + cses/TwoSets/main_output0.txt | 5 ++++ cses/TwoSets/main_output1.txt | 1 + 16 files changed, 96 insertions(+) create mode 100755 cses/BitStrings/main create mode 100644 cses/BitStrings/main.cpp create mode 100644 cses/BitStrings/main_input0.txt create mode 100644 cses/BitStrings/main_output0.txt create mode 100755 cses/Permutations/main create mode 100644 cses/Permutations/main.cpp create mode 100644 cses/Permutations/main_input0.txt create mode 100644 cses/Permutations/main_input1.txt create mode 100644 cses/Permutations/main_output0.txt create mode 100644 cses/Permutations/main_output1.txt create mode 100755 cses/TwoSets/main create mode 100644 cses/TwoSets/main.cpp create mode 100644 cses/TwoSets/main_input0.txt create mode 100644 cses/TwoSets/main_input1.txt create mode 100644 cses/TwoSets/main_output0.txt create mode 100644 cses/TwoSets/main_output1.txt (limited to 'cses') diff --git a/cses/BitStrings/main b/cses/BitStrings/main new file mode 100755 index 0000000..177fec4 Binary files /dev/null and b/cses/BitStrings/main differ diff --git a/cses/BitStrings/main.cpp b/cses/BitStrings/main.cpp new file mode 100644 index 0000000..db812c5 --- /dev/null +++ b/cses/BitStrings/main.cpp @@ -0,0 +1,16 @@ +#include + +using namespace std; + +int main () { + ios_base::sync_with_stdio(false); + cin.tie(NULL); + int n; + int m = 1e9 + 7; + cin >> n; + long long ans = 0; + while(n--) { + ans += ((2 % m) * (2 % m)) % m; + } + cout << ans << '\n'; +} diff --git a/cses/BitStrings/main_input0.txt b/cses/BitStrings/main_input0.txt new file mode 100644 index 0000000..00750ed --- /dev/null +++ b/cses/BitStrings/main_input0.txt @@ -0,0 +1 @@ +3 diff --git a/cses/BitStrings/main_output0.txt b/cses/BitStrings/main_output0.txt new file mode 100644 index 0000000..45a4fb7 --- /dev/null +++ b/cses/BitStrings/main_output0.txt @@ -0,0 +1 @@ +8 diff --git a/cses/Permutations/main b/cses/Permutations/main new file mode 100755 index 0000000..ebb51a1 Binary files /dev/null and b/cses/Permutations/main differ diff --git a/cses/Permutations/main.cpp b/cses/Permutations/main.cpp new file mode 100644 index 0000000..2f55cc4 --- /dev/null +++ b/cses/Permutations/main.cpp @@ -0,0 +1,20 @@ +#include + +using namespace std; + +int main () { + ios_base::sync_with_stdio(false); + cin.tie(NULL); + int n; + cin >> n; + if (n >= 4 || n == 1) { + for(int i = 2; i <= n; i+=2) { + cout << i << " "; + } + for(int i = 1; i <= n; i+=2) { + cout << i << " "; + } + } else { + cout << "NO SOLUTION" << "\n"; + } +} diff --git a/cses/Permutations/main_input0.txt b/cses/Permutations/main_input0.txt new file mode 100644 index 0000000..7ed6ff8 --- /dev/null +++ b/cses/Permutations/main_input0.txt @@ -0,0 +1 @@ +5 diff --git a/cses/Permutations/main_input1.txt b/cses/Permutations/main_input1.txt new file mode 100644 index 0000000..00750ed --- /dev/null +++ b/cses/Permutations/main_input1.txt @@ -0,0 +1 @@ +3 diff --git a/cses/Permutations/main_output0.txt b/cses/Permutations/main_output0.txt new file mode 100644 index 0000000..8205ff8 --- /dev/null +++ b/cses/Permutations/main_output0.txt @@ -0,0 +1 @@ +4 2 5 3 1 diff --git a/cses/Permutations/main_output1.txt b/cses/Permutations/main_output1.txt new file mode 100644 index 0000000..303530c --- /dev/null +++ b/cses/Permutations/main_output1.txt @@ -0,0 +1 @@ +NO SOLUTION diff --git a/cses/TwoSets/main b/cses/TwoSets/main new file mode 100755 index 0000000..61c6ec3 Binary files /dev/null and b/cses/TwoSets/main differ diff --git a/cses/TwoSets/main.cpp b/cses/TwoSets/main.cpp new file mode 100644 index 0000000..8c1aed0 --- /dev/null +++ b/cses/TwoSets/main.cpp @@ -0,0 +1,46 @@ +#include + +using namespace std; + +typedef long long ll; + +int main () { + ios_base::sync_with_stdio(false); + cin.tie(NULL); + ll n; + cin >> n; + ll sum = (n * (n + 1)) / 2; + ll s = sum / 2; + set vis; + vector st2; + if (sum & 1) { + cout << "NO" << '\n'; + } else { + cout << "YES" << '\n'; + for (int i = n; i >= 1; --i) { + if (s - i > 0) { + s -= i; + vis.insert(i); + } else { + vis.insert(s); + s -= i; + break; + } + } + for (int i = 1; i <= n; ++i) { + if (!vis.count(i)) { + st2.push_back(i); + } + } + cout << vis.size() << '\n'; + for (auto x : vis) { + cout << x << " "; + } + cout << '\n'; + cout << st2.size() << '\n'; + for (auto x : st2) { + cout << x << " "; + } + cout << '\n'; + } +} diff --git a/cses/TwoSets/main_input0.txt b/cses/TwoSets/main_input0.txt new file mode 100644 index 0000000..7f8f011 --- /dev/null +++ b/cses/TwoSets/main_input0.txt @@ -0,0 +1 @@ +7 diff --git a/cses/TwoSets/main_input1.txt b/cses/TwoSets/main_input1.txt new file mode 100644 index 0000000..1e8b314 --- /dev/null +++ b/cses/TwoSets/main_input1.txt @@ -0,0 +1 @@ +6 diff --git a/cses/TwoSets/main_output0.txt b/cses/TwoSets/main_output0.txt new file mode 100644 index 0000000..90d1101 --- /dev/null +++ b/cses/TwoSets/main_output0.txt @@ -0,0 +1,5 @@ +YES +4 +1 2 4 7 +3 +3 5 6 diff --git a/cses/TwoSets/main_output1.txt b/cses/TwoSets/main_output1.txt new file mode 100644 index 0000000..5e35d1b --- /dev/null +++ b/cses/TwoSets/main_output1.txt @@ -0,0 +1 @@ +NO -- cgit v1.2.3