Compilare: user.cpp: In function ‘int main()’: user.cpp:22:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<cuvant.length()-n;j++) ^ user.cpp:27:31: warning: left operand of comma operator has no effect [-Wunused-value] for(int st=i+1,dr=i+n-1;dr<=i+n/2,status==0,st>i+n/2;st++,dr--) ^ user.cpp:27:45: warning: right operand of comma operator has no effect [-Wunused-value] for(int st=i+1,dr=i+n-1;dr<=i+n/2,status==0,st>i+n/2;st++,dr--) ^