Main.cc: In function ‘int main()’:
Main.cc:12:7: error: ‘j’ was not declared in this scope
for(j=i+1;j<=n;j++){
^
Main.cc:16:10: error: cannot resolve overloaded function ‘min’ based on conversion to type ‘int’
a[i]=min;
^~~
Main.cc:6:10: warning: unused variable ‘z’ [-Wunused-variable]
int n,i,z,minn;
^