Borderou de evaluare (job #703852)

Eroare de compilare: main.cpp:76:5: error: redefinition of 'int n' 76 | int n,c,a[100002],i,fr[203]; | ^ main.cpp:6:14: note: 'int n' previously declared here 6 | int i,j,cn,m,n,l,c,dx[4]={-1,0,1,0},dy[4]={0,1,0,-1},a[23][23]; | ^ main.cpp:76:7: error: redefinition of 'int c' 76 | int n,c,a[100002],i,fr[203]; | ^ main.cpp:6:18: note: 'int c' previously declared here 6 | int i,j,cn,m,n,l,c,dx[4]={-1,0,1,0},dy[4]={0,1,0,-1},a[23][23]; | ^ main.cpp:76:9: error: conflicting declaration 'int a [100002]' 76 | int n,c,a[100002],i,fr[203]; | ^ main.cpp:6:54: note: previous declaration as 'int a [23][23]' 6 | int i,j,cn,m,n,l,c,dx[4]={-1,0,1,0},dy[4]={0,1,0,-1},a[23][23]; | ^ main.cpp:76:19: error: redefinition of 'int i' 76 | int n,c,a[100002],i,fr[203]; | ^ main.cpp:6:5: note: 'int i' previously declared here 6 | int i,j,cn,m,n,l,c,dx[4]={-1,0,1,0},dy[4]={0,1,0,-1},a[23][23]; | ^ main.cpp:77:5: error: redefinition of 'int main()' 77 | int main(){ | ^~~~ main.cpp:7:5: note: 'int main()' previously defined here 7 | int main() { | ^~~~ main.cpp: In function 'int main()': main.cpp:78:3: error: reference to 'cin' is ambiguous 78 | cin>>n>>c; | ^~~ In file included from main.cpp:74: /usr/lib/gcc/i686-pc-linux-gnu/11/include/g++-v11/iostream:60:18: note: candidates are: 'std::istream std::cin' 60 | extern istream cin; /// Linked to standard input | ^~~ main.cpp:4:10: note: 'std::ifstream cin' 4 | ifstream cin("robinson.in"); | ^~~ main.cpp:80:5: error: reference to 'cin' is ambiguous 80 | cin>>a[i]; | ^~~ In file included from main.cpp:74: /usr/lib/gcc/i686-pc-linux-gnu/11/include/g++-v11/iostream:60:18: note: candidates are: 'std::istream std::cin' 60 | extern istream cin; /// Linked to standard input | ^~~ main.cpp:4:10: note: 'std::ifstream cin' 4 | ifstream cin("robinson.in");