fork download
copy 
  1. #include <iostream>
  2. #include <math.h>
  3. #include <vector>
  4. using namespace std;
  5. int n;
  6.  
  7.  
  8. bool proverka (int i, int j,vector <int> &a) {
  9.     if (a.size()!=0) {
  10.     int k=a.size();
  11.         for (int f=0;f<k;f++) {
  12.             if ( i==a[f]/10||j==a[f]%10||i+j==a[f]/10+a[f]%10||i-j==a[f]/10-a[f]%10) {
  13.                 return 0;}
  14.         }
  15.         return 1;
  16.     }
  17. }
  18.  
  19. void viviod_vectora (vector <int> a) {
  20. for (int f=0; f<a.size(); f++) {
  21.             cout<<a[f]<<' ';}
  22.             }
  23.  
  24. void udalenie (int &d, vector <int> &a) {
  25.     for (int i=0;i<d;i++) {
  26.     a.pop_back();}
  27. }
  28.  
  29. void recurs (int n, int j, vector <int> &a, int &d, int &vivod) {
  30.     for (int i=1; i<=n; i++) {
  31.                                                                                 cout<<i*10+j<<endl;
  32.         if (proverka(i,j,a)) {
  33.  
  34.  
  35.             a.push_back(i*10+j);
  36.                                                                                 viviod_vectora(a); cout<<endl<<endl;
  37.             if (j<n) {
  38.  
  39.                 recurs(n,j+1,a,d,vivod);
  40.                 }
  41.  
  42.                 else {
  43.                     a.pop_back();
  44.                 }
  45.                 }
  46.             }
  47.             if (a.size()==n) {
  48.                 vivod++;
  49.                 a.pop_back();
  50.             }  
  51.         }
  52.  
  53.     }
  54. }
  55.  
  56. int main() {
  57.   cin>>n;
  58.   int vivod(0);
  59. int d=1;
  60.     vector <int> a;
  61.     int j(1);
  62.   recurs (n,j,a,d,vivod);
  63.   cout<<vivod;
  64.   return 0;
  65. }
  66.  
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
copy 
4
compilation info 
prog.cpp:53:5: error: expected declaration before ‘}’ token
     }
     ^
stdout
copy 
Standard output is empty
https://ideone.com/ugZmrb
language:
C++ (gcc 8.3)
created:
7 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!