Main.cc: In function 'int main()':
Main.cc:5:11: error: expected initializer before 'm'
int n m;
^
Main.cc:6:7: error: 'n' was not declared in this scope
cin>>n>>m;
^
Main.cc:6:10: error: 'm' was not declared in this scope
cin>>n>>m;
^
Main.cc:13:16: error: expected primary-expression before ';' token
for(int j=0;j<;i++){
^
Main.cc:13:17: error: 'i' was not declared in this scope
for(int j=0;j<;i++){
^
Main.cc:15:9: error: 'b' was not declared in this scope
a[n-1][b]=a[m-1][b];
^