Compilare: user.cpp: In function ‘int main()’: user.cpp:32:9: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation] for(j=1;j<=n;j++) ^~~ user.cpp:37:13: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the ‘for’ if(c==2) ^~ user.cpp:28:17: warning: unused variable ‘prim’ [-Wunused-variable] int n=0,i=1,j=1,prim=0,c=0,contor=0; ^~~~