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#include <iostream>
#include <cstdlib>
 
using namespace std;
int main()
{
setlocale (LC_ALL, "RUS");
int x,i,j,N,M,a[20][20];
cout<<"N="; 
cin>>N;
cout<<"M="; 
cin>>M;
cout<<"Vvedite znacheniya matricy A \n";
 
for (i=0; i<N; i++)
 
for (j=0; j<M; j++)
cin>>a[i][j]; 
cout<<"matrica A \n";
for (i=0; i<N; i++)
{
 
for (j=0; j<M; j++)
cout<<a[i][j]<<"\t"; 
cout<<endl; 
}
cout<<"Vy hotite rassortirovat vash massiv? 1 - da. 2 - net.";
cin>>x;
switch (x)
{
	case 1:
		{
			for(int i=1;i<n;i++)     
	for(int j=i;j>0 && a[j-1]>a[j];j--) 
			swap(a[j-1],a[j]);     
			cout>>a[i][j];   
		}
	case 2:
		{
			break;
		}
}
system("pause");
return 0;
}

prog.cpp: In function 'int main()':
prog.cpp:33:18: error: 'n' was not declared in this scope
    for(int i=1;i<n;i++)     
                  ^
prog.cpp:36:8: error: no match for 'operator>>' (operand types are 'std::ostream {aka std::basic_ostream<char>}' and 'int')
    cout>>a[i][j];   
        ^
prog.cpp:36:8: note: candidate: operator>>(int, int) <built-in>
prog.cpp:36:8: note:   no known conversion for argument 1 from 'std::ostream {aka std::basic_ostream<char>}' to 'int'
In file included from /usr/include/c++/5/string:53:0,
                 from /usr/include/c++/5/bits/locale_classes.h:40,
                 from /usr/include/c++/5/bits/ios_base.h:41,
                 from /usr/include/c++/5/ios:42,
                 from /usr/include/c++/5/ostream:38,
                 from /usr/include/c++/5/iostream:39,
                 from prog.cpp:1:
/usr/include/c++/5/bits/basic_string.tcc:1441:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::basic_string<_CharT, _Traits, _Alloc>&)
     operator>>(basic_istream<_CharT, _Traits>& __in,
     ^
/usr/include/c++/5/bits/basic_string.tcc:1441:5: note:   template argument deduction/substitution failed:
prog.cpp:36:16: note:   'std::ostream {aka std::basic_ostream<char>}' is not derived from 'std::basic_istream<_CharT, _Traits>'
    cout>>a[i][j];   
                ^
In file included from /usr/include/c++/5/istream:934:0,
                 from /usr/include/c++/5/iostream:40,
                 from prog.cpp:1:
/usr/include/c++/5/bits/istream.tcc:955:5: note: candidate: template<class _CharT2, class _Traits2> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, _CharT2*)
     operator>>(basic_istream<_CharT, _Traits>& __in, _CharT* __s)
     ^
/usr/include/c++/5/bits/istream.tcc:955:5: note:   template argument deduction/substitution failed:
prog.cpp:36:16: note:   'std::ostream {aka std::basic_ostream<char>}' is not derived from 'std::basic_istream<_CharT, _Traits>'
    cout>>a[i][j];   
                ^
In file included from /usr/include/c++/5/istream:934:0,
                 from /usr/include/c++/5/iostream:40,
                 from prog.cpp:1:
/usr/include/c++/5/bits/istream.tcc:923:5: note: candidate: template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, _CharT&)
     operator>>(basic_istream<_CharT, _Traits>& __in, _CharT& __c)
     ^
/usr/include/c++/5/bits/istream.tcc:923:5: note:   template argument deduction/substitution failed:
prog.cpp:36:16: note:   'std::ostream {aka std::basic_ostream<char>}' is not derived from 'std::basic_istream<_CharT, _Traits>'
    cout>>a[i][j];   
                ^
In file included from /usr/include/c++/5/iostream:40:0,
                 from prog.cpp:1:
/usr/include/c++/5/istream:756:5: note: candidate: template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(std::basic_istream<char, _Traits>&, unsigned char&)
     operator>>(basic_istream<char, _Traits>& __in, unsigned char& __c)
     ^
/usr/include/c++/5/istream:756:5: note:   template argument deduction/substitution failed:
prog.cpp:36:16: note:   'std::ostream {aka std::basic_ostream<char>}' is not derived from 'std::basic_istream<char, _Traits>'
    cout>>a[i][j];   
                ^
In file included from /usr/include/c++/5/iostream:40:0,
                 from prog.cpp:1:
/usr/include/c++/5/istream:761:5: note: candidate: template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(std::basic_istream<char, _Traits>&, signed char&)
     operator>>(basic_istream<char, _Traits>& __in, signed char& __c)
     ^
/usr/include/c++/5/istream:761:5: note:   template argument deduction/substitution failed:
prog.cpp:36:16: note:   'std::ostream {aka std::basic_ostream<char>}' is not derived from 'std::basic_istream<char, _Traits>'
    cout>>a[i][j];   
                ^
In file included from /usr/include/c++/5/iostream:40:0,
                 from prog.cpp:1:
/usr/include/c++/5/istream:803:5: note: candidate: template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(std::basic_istream<char, _Traits>&, unsigned char*)
     operator>>(basic_istream<char, _Traits>& __in, unsigned char* __s)
     ^
/usr/include/c++/5/istream:803:5: note:   template argument deduction/substitution failed:
prog.cpp:36:16: note:   'std::ostream {aka std::basic_ostream<char>}' is not derived from 'std::basic_istream<char, _Traits>'
    cout>>a[i][j];   
                ^
In file included from /usr/include/c++/5/iostream:40:0,
                 from prog.cpp:1:
/usr/include/c++/5/istream:808:5: note: candidate: template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(std::basic_istream<char, _Traits>&, signed char*)
     operator>>(basic_istream<char, _Traits>& __in, signed char* __s)
     ^
/usr/include/c++/5/istream:808:5: note:   template argument deduction/substitution failed:
prog.cpp:36:16: note:   'std::ostream {aka std::basic_ostream<char>}' is not derived from 'std::basic_istream<char, _Traits>'
    cout>>a[i][j];   
                ^
In file included from /usr/include/c++/5/iostream:40:0,
                 from prog.cpp:1:
/usr/include/c++/5/istream:924:5: note: candidate: template<class _CharT, class _Traits, class _Tp> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&&, _Tp&)
     operator>>(basic_istream<_CharT, _Traits>&& __is, _Tp& __x)
     ^
/usr/include/c++/5/istream:924:5: note:   template argument deduction/substitution failed:
prog.cpp:36:16: note:   'std::ostream {aka std::basic_ostream<char>}' is not derived from 'std::basic_istream<_CharT, _Traits>'
    cout>>a[i][j];   
                ^

Standard output is empty