upd

2025-04-28 20:17:29 +03:00
parent 1e23cedb7c
commit 6e8e69728e
7 changed files with 320 additions and 1 deletions
@@ -0,0 +1,34 @@
+// #include <iostream>
+#include <vector>
+
+template <typename T>
+size_t incremental_seq(const T& cnt) {
+    int max_len = 0;
+
+    auto iter = cnt.begin();
+
+    int last = *iter;
+    int now = 1;
+    while (iter != cnt.end()) {
+        if (last + 1 == *iter) {
+            ++now;
+        } else {
+            max_len = std::max(max_len, now);
+            now = 1;
+        }
+
+        last = *iter;
+
+        ++iter;
+    }
+
+    return max_len;
+}
+
+
+// int main() {
+//     std::vector v{ 4,1,2,3,4,3,4,5 };
+//     std::cout << incremental_seq(v) << std::endl;
+
+//     return 0;
+// }
@@ -0,0 +1,38 @@
+#include <vector>
+#include <iostream>
+#include <algorithm>
+
+template <typename I, typename F>
+I separate(I beg, I end, F pred) {
+    auto tmp = beg;
+    while (tmp != end) {
+        std::cout << *tmp << std::endl;
+        ++tmp;
+    }
+
+
+    auto r = remove_if(beg, end, pred);
+
+    tmp = beg;
+    while (tmp != end) {
+        std::cout << *tmp << std::endl;
+        ++tmp;
+    }
+
+    std::cout << "meow" << std::endl;
+
+    return r;
+}
+
+int main() {
+    std::vector v{ 1, -2, 3, -4, 5, -6 };
+    auto r = separate(v.begin(), v.end(), [](auto x) { return x >= 0; });
+
+    // std::cout << std::distance(v.begin(), r) << std::endl << std::endl;
+
+    for (auto& item : v) {
+        std::cout << item << std::endl;
+    }
+
+    return 0;
+}
@@ -0,0 +1,29 @@
+#include <vector>
+// #include <iostream>
+#include <algorithm>
+
+template <typename I, typename F>
+I separate(I beg, I end, F pred) {
+    std::vector<int> mas_to;
+    std::copy_if(beg, end, std::back_inserter(mas_to), pred);
+
+    auto r = remove_if(beg, end, pred);
+    std::copy(mas_to.begin(), mas_to.end(), r);
+
+    return r;
+}
+
+// int main() {
+//     std::vector v{ 1, -2, 3, -4, 5, -6 };
+//     auto r = separate(v.begin(), v.end(), [](auto x) { return x >= 0; });
+
+//     // std::cout << std::distance(v.begin(), r) << std::endl << std::endl;
+
+//     std::cout << "meow" << std::endl;
+
+//     for (auto& item : v) {
+//         std::cout << item << std::endl;
+//     }
+
+//     return 0;
+// }
@@ -0,0 +1,115 @@
+#include <map>
+#include <iostream>
+
+bool is_num(std::string& s) {
+    auto iter = s.begin();
+    while (iter != s.end() && std::isdigit(*iter)) ++iter;
+    return iter == s.end();
+}
+
+enum TokenKind
+{
+    T_EOF,    // end of input stream
+    T_NUMBER, // int64 number
+    T_ID,     // identifier
+    K_ALG,
+    K_ARG,
+    K_RES,
+    K_NACH,
+    K_KON,
+    K_TSEL,
+    K_VESHCH,
+    K_SIM,
+    K_LIT,
+    K_LOG,
+    K_TAB,
+    K_NTS,
+    K_KTS,
+    K_DLIN,
+    K_DANO,
+    K_NADO,
+    K_ESLI,
+    K_TO,
+    K_INACHE,
+    K_VSE,
+    K_POKA,
+    K_DLYA,
+    K_OT,
+    K_DO,
+    K_ZNACH,
+    K_I,
+    K_ILI,
+    K_NE,
+    K_DA,
+    K_NET,
+    K_PRI,
+    K_VYBOR,
+    K_VVOD,
+    K_VYVOD,
+    K_UTV,
+    T_SEMICOLON,
+    T_COMMA,
+    T_ASSIGN,
+    T_LBR,
+    T_RBR,
+    T_LSQBR,
+    T_RSQBR,
+    T_PLUS,
+    T_MINUS,
+    T_MUL,
+    T_DIV,
+    T_EQ,
+    T_NE,
+    T_GT,
+    T_GE,
+    T_LT,
+    T_LE
+};
+
+const std::string tokens[] =
+{
+    "", // EOF
+    "", // NUMBER
+    "", // ID
+    "алг", "арг", "рез", "нач", "кон", "цел", "вещ", "сим", "лит", "лог",
+    "таб", "нц", "кц", "длин", "дано", "надо", "если", "то", "иначе", "все",
+    "пока", "для", "от", "до", "знач", "и", "или", "не", "да", "нет",
+    "при", "выбор", "ввод", "вывод", "утв",
+    ";", ",", ":=", "(", ")", "[", "]", "+", "-", "*",
+    "/", "=", "!=", ">", ">=", "<", "<=",
+};
+
+int main() {
+    // строим словарь соответствий
+    std::map<std::string, TokenKind> mp;
+
+    int tmp = 0;
+    for (auto& wd : tokens) {
+        mp[wd] = TokenKind(tmp++);
+    }
+
+    // std::cout << mp["алг"] << " " << mp[";"];
+
+    // std::string s1("123");
+    // std::string s2("12a3");
+    // std::cout << is_num(s1) << is_num(s2);
+    // return -1;
+
+    std::string word;
+
+    while (std::cin >> word) {
+        if (mp.find(word) != mp.end()) {
+            std::cout << mp[word];
+        } else if (is_num(word)) {
+            std::cout << 1 << ':' << word;
+        } else {
+            std::cout << 2 << ':' << word;
+        }
+
+        std::cout << std::endl;
+    }
+
+    std::cout << 0 << std::endl;
+
+    return 0;
+}
@@ -0,0 +1,103 @@
+#include <map>
+#include <iostream>
+#include <vector>
+#include <algorithm>
+
+enum TokenKind
+{
+    T_EOF,    // end of input stream
+    T_NUMBER, // int64 number
+    T_ID,     // identifier
+    K_ALG,
+    K_ARG,
+    K_RES,
+    K_NACH,
+    K_KON,
+    K_TSEL,
+    K_VESHCH,
+    K_SIM,
+    K_LIT,
+    K_LOG,
+    K_TAB,
+    K_NTS,
+    K_KTS,
+    K_DLIN,
+    K_DANO,
+    K_NADO,
+    K_ESLI,
+    K_TO,
+    K_INACHE,
+    K_VSE,
+    K_POKA,
+    K_DLYA,
+    K_OT,
+    K_DO,
+    K_ZNACH,
+    K_I,
+    K_ILI,
+    K_NE,
+    K_DA,
+    K_NET,
+    K_PRI,
+    K_VYBOR,
+    K_VVOD,
+    K_VYVOD,
+    K_UTV,
+    T_SEMICOLON,
+    T_COMMA,
+    T_ASSIGN,
+    T_LBR,
+    T_RBR,
+    T_LSQBR,
+    T_RSQBR,
+    T_PLUS,
+    T_MINUS,
+    T_MUL,
+    T_DIV,
+    T_EQ,
+    T_NE,
+    T_GT,
+    T_GE,
+    T_LT,
+    T_LE
+};
+
+const std::string tokens[] =
+{
+    "", // EOF
+    "", // NUMBER
+    "", // ID
+    "алг", "арг", "рез", "нач", "кон", "цел", "вещ", "сим", "лит", "лог",
+    "таб", "нц", "кц", "длин", "дано", "надо", "если", "то", "иначе", "все",
+    "пока", "для", "от", "до", "знач", "и", "или", "не", "да", "нет",
+    "при", "выбор", "ввод", "вывод", "утв",
+    ";", ",", ":=", "(", ")", "[", "]", "+", "-", "*",
+    "/", "=", "!=", ">", ">=", "<", "<=",
+};
+
+int main() {
+    // строим словарь соответствий
+    std::map<std::string, TokenKind> mp;
+
+    int tmp = 0;
+    for (auto& wd : tokens) {
+        mp[wd] = TokenKind(tmp++);
+    }
+
+    std::vector<std::pair<TokenKind, std::string>> v;
+    for (auto& h : mp) {
+        v.push_back(std::make_pair(h.second, h.first));
+    }
+
+    std::sort(v.begin(), v.end());
+
+    int n = 0;
+    for (auto& h : v) {
+        std::cout << h.first << " <=> " << h.second << "\t";
+        if (!(n++ % 4)) {
+            std::cout << std::endl;
+        }
+    }
+
+    return 0;
+}