View Compilation Error

0_0_23744168_32261.cpp:105:19: error: redefinition of 'double result [5][5]'
 double result[5][5]={0};
                   ^
0_0_23744168_32261.cpp:4:8: note: 'double result [5][5]' previously defined here
 double result[5][5]={0};
        ^
0_0_23744168_32261.cpp:106:6: error: redefinition of 'bool flag'
 bool flag=false;
      ^
0_0_23744168_32261.cpp:5:6: note: 'bool flag' previously defined here
 bool flag=false;
      ^
0_0_23744168_32261.cpp: In function 'int main()':
0_0_23744168_32261.cpp:108:5: error: redefinition of 'int main()'
 int main()
     ^
0_0_23744168_32261.cpp:7:5: note: 'int main()' previously defined here
 int main()
     ^
0_0_23744168_32261.cpp: In function 'void f(int)':
0_0_23744168_32261.cpp:146:6: error: redefinition of 'void f(int)'
 void f(int k)
      ^
0_0_23744168_32261.cpp:45:6: note: 'void f(int)' previously defined here
 void f(int k)
      ^