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  1. #include <iostream>
  2. #include <stdlib.h>
  3. #include <stdio.h>
  4. #include <math.h>
  5. #include <malloc.h>
  6. #include <memory.h>
  7. #include <string>
  8.  
  9. using namespace std;
  10. class vector
  11. {
  12. public:
  13.     //Указатель на double
  14.     double *a;
  15.     //Колличество элементов
  16.     int size; //Передаваемый размер
  17.     int size_vec; //Записываемый размер, важно для print_vector ибо не выходит за рамки массива
  18.     //Переменная состояния
  19.     int condition;
  20. public:
  21.     vector()
  22.     {
  23.         size_vec = 1;
  24.         a = new double(0);
  25.         if(a[0] != NULL)
  26.         {
  27.             condition = 0; //Переполнения памяти нет
  28.         }
  29.     }
  30.     vector(int size)
  31.     {
  32.         size_vec = size;
  33.         a = new double[size_vec];
  34.         if(a[size_vec] != NULL)
  35.         {
  36.             condition = 0; //Переполнения памяти нет
  37.         } else
  38.         {
  39.             condition = 1;
  40.             cout << "Perepoln pamyati" << endl;
  41.         }
  42.         for(int i = 0; i < size_vec; i++)
  43.         {
  44.             a[i] = size_vec;
  45.         }
  46.     }
  47.     vector(int size, double p_double)
  48.     {
  49.         size_vec = size;
  50.         a = new double[size_vec];
  51.         if(a[size_vec] != NULL)
  52.         {
  53.             condition = 0; //Переполнения памяти нет
  54.         } else
  55.         {
  56.             condition = 1;
  57.             cout << "Perepoln pamyati" << endl;
  58.         }
  59.         for(int i = 0; i <= size_vec; i++)
  60.         {
  61.             a[i] = p_double;
  62.         }
  63.     }
  64.     vector(vector &V1, char sign, vector &V2) //Вектор являющийся результатом арифметических действий
  65.     {
  66.         if (sign == '+' or sign == '-' or sign == '*')
  67.         {
  68.             if (V1.size_vec > V2.size_vec)
  69.             {
  70.                 switch(sign)
  71.                 {
  72.                     case '*':
  73.                     size = 1;
  74.                     size_vec = size;
  75.                     a = new double(0);
  76.                     if(a[size_vec] != NULL)
  77.                     {
  78.                         condition = 0; //Переполнения памяти нет
  79.                     } else
  80.                     {
  81.                         condition = 1;
  82.                         cout << "Perepoln pamyati" << endl;
  83.                     }
  84.                     for(int i = 0; i < V1.size_vec; i++)
  85.                     {
  86.                         if(i < V2.size_vec)
  87.                         {
  88.                             a[0] = a[0] + V1.a[i] * V2.a[i];
  89.                         }
  90.                     }
  91.                     break;
  92.  
  93.                     case '+':
  94.                     size = V1.size_vec;
  95.                     size_vec = size;
  96.                     a = new double[size_vec];
  97.                     if(a[size_vec] != NULL)
  98.                     {
  99.                         condition = 0; //Переполнения памяти нет
  100.                     } else
  101.                     {
  102.                         condition = 1;
  103.                         cout << "Perepoln pamyati" << endl;
  104.                     }
  105.                     for(int i = 0; i < size_vec; i++)
  106.                     {
  107.                         if(i < V2.size_vec)
  108.                         {
  109.                             a[i] = V1.a[i] + V2.a[i];
  110.                         } else
  111.                         {
  112.                             a[i] = V1.a[i];
  113.                         }
  114.                     }
  115.                     break;
  116.  
  117.                     case '-':
  118.                     size = V1.size_vec;
  119.                     size_vec = size;
  120.                     a = new double[size_vec];
  121.                     if(a[size_vec] != NULL)
  122.                     {
  123.                         condition = 0; //Переполнения памяти нет
  124.                     } else
  125.                     {
  126.                         condition = 1;
  127.                         cout << "Perepoln pamyati" << endl;
  128.                     }
  129.                     for(int i = 0; i < size_vec; i++)
  130.                     {
  131.                         if(i < V2.size_vec)
  132.                         {
  133.                             a[i] = V1.a[i] - V2.a[i];
  134.                         } else
  135.                         {
  136.                             a[i] = V1.a[i];
  137.                         }
  138.                     }
  139.                     break;
  140.                 }
  141.             } else
  142.             {
  143.                 if (V1.size_vec < V2.size_vec)
  144.                 {
  145.                     switch(sign)
  146.                     {
  147.                         case '*':
  148.                         size = 1;
  149.                         size_vec = size;
  150.                         a = new double(0);
  151.                         if(a[size_vec] != NULL)
  152.                         {
  153.                             condition = 0; //Переполнения памяти нет
  154.                         } else
  155.                         {
  156.                             condition = 1;
  157.                             cout << "Perepoln pamyati" << endl;
  158.                         }
  159.                         for(int i = 0; i < V2.size_vec; i++)
  160.                         {
  161.                             if(i < V1.size_vec)
  162.                             {
  163.                                 a[0] = a[0] + V1.a[i] * V2.a[i];
  164.                             }
  165.                         }
  166.                         break;
  167.  
  168.                         case '+':
  169.                         size = V2.size_vec;
  170.                         size_vec = size;
  171.                         a = new double[size_vec];
  172.                         if(a[size_vec] != NULL)
  173.                         {
  174.                             condition = 0; //Переполнения памяти нет
  175.                         } else
  176.                         {
  177.                             condition = 1;
  178.                             cout << "Perepoln pamyati" << endl;
  179.                         }
  180.                         for(int i = 0; i < size_vec; i++)
  181.                         {
  182.                             if(i < V1.size_vec)
  183.                             {
  184.                                 a[i] = V1.a[i] + V2.a[i];
  185.                             } else
  186.                             {
  187.                                 a[i] = V2.a[i];
  188.                             }
  189.                         }
  190.                         break;
  191.  
  192.                         case '-':
  193.                         size = V2.size_vec;
  194.                         size_vec = size;
  195.                         a = new double[size_vec];
  196.                         if(a[size_vec] != NULL)
  197.                         {
  198.                             condition = 0; //Переполнения памяти нет
  199.                         } else
  200.                         {
  201.                             condition = 1;
  202.                             cout << "Perepoln pamyati" << endl;
  203.                         }
  204.                         for(int i = 0; i < size_vec; i++)
  205.                         {
  206.                             if(i < V1.size_vec)
  207.                             {
  208.                                 a[i] = V1.a[i] - V2.a[i];
  209.                             } else
  210.                             {
  211.                                 a[i] = V2.a[i];
  212.                             }
  213.                         }
  214.                         break;
  215.                     }
  216.                 } else //V1.size_vec == V2.size_vec
  217.                 {
  218.                     switch(sign)
  219.                     {
  220.                         case '*':
  221.                         size = 1;
  222.                         size_vec = size;
  223.                         a = new double(0);
  224.                         if(a[size_vec] != NULL)
  225.                         {
  226.                             condition = 0; //Переполнения памяти нет
  227.                         } else
  228.                         {
  229.                             condition = 1;
  230.                             cout << "Perepoln pamyati" << endl;
  231.                         }
  232.                         for(int i = 0; i < V1.size_vec; i++)
  233.                         {
  234.                             a[0] = a[0] + V1.a[i] * V2.a[i];
  235.                         }
  236.                         break;
  237.  
  238.                         case '+':
  239.                         size = V1.size_vec;
  240.                         size_vec = size;
  241.                         a = new double[size_vec];
  242.                         if(a[size_vec] != NULL)
  243.                         {
  244.                             condition = 0; //Переполнения памяти нет
  245.                         } else
  246.                         {
  247.                             condition = 1;
  248.                             cout << "Perepoln pamyati" << endl;
  249.                         }
  250.                         for(int i = 0; i < size_vec; i++)
  251.                         {
  252.                             a[i] = V1.a[i] + V2.a[i];
  253.                         }
  254.                         break;
  255.  
  256.                         case '-':
  257.                         size = V1.size_vec;
  258.                         size_vec = size;
  259.                         a = new double[size_vec];
  260.                         if(a[size_vec] != NULL)
  261.                         {
  262.                             condition = 0; //Переполнения памяти нет
  263.                         } else
  264.                         {
  265.                             condition = 1;
  266.                             cout << "Perepoln pamyati" << endl;
  267.                         }
  268.                         for(int i = 0; i < size_vec; i++)
  269.                         {
  270.                             a[i] = V1.a[i] - V2.a[i];
  271.                         }
  272.                         break;
  273.                     }
  274.                 }
  275.             }
  276.         } else
  277.         {
  278.             if (sign == '?') //Случайная операция
  279.             {
  280.  
  281.             }
  282.         }
  283.     }
  284.     ~vector()
  285.     {
  286.         delete []a;
  287.         size_vec = 0;
  288.     }
  289. };//class vector
  290.  
  291. void rewrite_vector(vector &V, int numb = 0, int def = 0)
  292. {
  293.     if (numb < V.size_vec and numb >= 0)
  294.     {
  295.         V.a[numb] = def;
  296.     } else
  297.     {
  298.         cout << "Ukazanniy index vectora ne sushestvuet. Chislo ne bulo izmeneno." << endl;
  299.     }
  300. }
  301.  
  302. void print_vector(vector &V, string text = "", string string_FirstVector = "", string string_SecondVector = "")
  303. {
  304.     cout << "\n--- " << string_FirstVector << " " << text << " " << string_SecondVector << endl;
  305.     for (int i = 0; i < V.size_vec; i++)
  306.         cout << V.a[i] << " ";
  307. }
  308.  
  309. double get_num_vector(vector &V, int num)
  310. {
  311.     if (num < V.size_vec and num >= 0)
  312.     {
  313.         return V.a[num];
  314.     } else
  315.     {
  316.         cout << "Ukazanniy index vectora ne sushestvuet. Chislo ne bulo polucheno." << endl;
  317.     }
  318. }
  319.  
  320. string eqv_vector(vector &V1, vector &V2, string string_FirstVector = "", string string_SecondVector = "")
  321. {
  322.     if(V1.size_vec == V2.size_vec)
  323.     {
  324.         int i;
  325.         for(i = 0; i < V1.size_vec; i++)
  326.         {
  327.             if(V1.a[i] != V2.a[i])
  328.                 break;
  329.         }
  330.         if(i != V1.size_vec)
  331.         {
  332.             cout << "\n---" << endl;
  333.             cout << "Vectory " << string_FirstVector << " i " << string_SecondVector << " ne ravni" << endl;
  334.         } else
  335.         {
  336.             cout << "\n---" << endl;
  337.             cout << "Vectory " << string_FirstVector << " i " << string_SecondVector << " ravni" << endl;
  338.         }
  339.     } else
  340.     {
  341.         int tq = 0, tw = 0;
  342.         for(int i = 0; i < V1.size_vec; i++)
  343.         {
  344.             tq = tq + V1.a[i]*V1.a[i];
  345.         }
  346.         for(int i = 0; i < V2.size_vec; i++)
  347.         {
  348.             tw = tw + V2.a[i]*V2.a[i];
  349.         }
  350.         tq = sqrt(tq);
  351.         tw = sqrt(tw);
  352.         if(tq > tw)
  353.         {
  354.             cout << "\n---" << endl;
  355.             cout << "Vector " << string_FirstVector << " bolshe po dline chem vector " << string_SecondVector << endl;
  356.         } else
  357.         {
  358.             if(tq < tw)
  359.             {
  360.                 cout << "\n---" << endl;
  361.                 cout << "Vector " << string_FirstVector << " menshe po dline chem vector " << string_SecondVector << endl;
  362.             } else
  363.             {
  364.                 cout << "\n---" << endl;
  365.                 cout << "Vector " << string_FirstVector << " raven vectory " << string_SecondVector << endl;
  366.             }
  367.         }
  368.     }
  369. }
  370.  
  371.  
  372. #endif
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
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Standard input is empty
compilation info 
prog.cpp:372:2: error: #endif without #if
 #endif
  ^~~~~
prog.cpp: In constructor ‘vector::vector()’:
prog.cpp:25:20: warning: NULL used in arithmetic [-Wpointer-arith]
         if(a[0] != NULL)
                    ^~~~
prog.cpp: In constructor ‘vector::vector(int)’:
prog.cpp:34:27: warning: NULL used in arithmetic [-Wpointer-arith]
         if(a[size_vec] != NULL)
                           ^~~~
prog.cpp: In constructor ‘vector::vector(int, double)’:
prog.cpp:51:27: warning: NULL used in arithmetic [-Wpointer-arith]
         if(a[size_vec] != NULL)
                           ^~~~
prog.cpp: In constructor ‘vector::vector(vector&, char, vector&)’:
prog.cpp:76:39: warning: NULL used in arithmetic [-Wpointer-arith]
                     if(a[size_vec] != NULL)
                                       ^~~~
prog.cpp:97:39: warning: NULL used in arithmetic [-Wpointer-arith]
                     if(a[size_vec] != NULL)
                                       ^~~~
prog.cpp:121:39: warning: NULL used in arithmetic [-Wpointer-arith]
                     if(a[size_vec] != NULL)
                                       ^~~~
prog.cpp:151:43: warning: NULL used in arithmetic [-Wpointer-arith]
                         if(a[size_vec] != NULL)
                                           ^~~~
prog.cpp:172:43: warning: NULL used in arithmetic [-Wpointer-arith]
                         if(a[size_vec] != NULL)
                                           ^~~~
prog.cpp:196:43: warning: NULL used in arithmetic [-Wpointer-arith]
                         if(a[size_vec] != NULL)
                                           ^~~~
prog.cpp:224:43: warning: NULL used in arithmetic [-Wpointer-arith]
                         if(a[size_vec] != NULL)
                                           ^~~~
prog.cpp:242:43: warning: NULL used in arithmetic [-Wpointer-arith]
                         if(a[size_vec] != NULL)
                                           ^~~~
prog.cpp:260:43: warning: NULL used in arithmetic [-Wpointer-arith]
                         if(a[size_vec] != NULL)
                                           ^~~~
prog.cpp: In function ‘std::__cxx11::string eqv_vector(vector&, vector&, std::__cxx11::string, std::__cxx11::string)’:
prog.cpp:369:1: warning: no return statement in function returning non-void [-Wreturn-type]
 }
 ^
prog.cpp: In function ‘double get_num_vector(vector&, int)’:
prog.cpp:316:88: warning: control reaches end of non-void function [-Wreturn-type]
         cout << "Ukazanniy index vectora ne sushestvuet. Chislo ne bulo polucheno." << endl;
                                                                                        ^~~~
stdout
copy 
Standard output is empty
https://ideone.com/vcJZgq
language:
C++ (gcc 8.3)
created:
4 years ago
visibility:
public

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