Compilare: user.cpp: In function ‘int main()’: user.cpp:49:34: warning: left operand of comma operator has no effect [-Wunused-value] for(int j=i-1,p=i+1;j>=0,p<=2*n;j--,p++) ^ user.cpp:61:44: warning: left operand of comma operator has no effect [-Wunused-value] for(int j=i-pal[i],p=i+pal[i];j>=0,p<=2*n;j--,p++) ^ user.cpp:103:34: warning: left operand of comma operator has no effect [-Wunused-value] for(int j=i-1,p=i+1;j>=0,p<=2*m;j--,p++) ^ user.cpp:115:44: warning: left operand of comma operator has no effect [-Wunused-value] for(int j=i-pal[i],p=i+pal[i];j>=0,p<=2*m;j--,p++) ^