Compilare: user.cpp: In function ‘int main()’: user.cpp:13:11: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] fin>>a+1; ^ user.cpp:16:18: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] fin>>x[i]+1; ^ user.cpp:20:37: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=2;j<=strlen(x[i]+1);j++) ^ user.cpp:31:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1;i<=strlen(a+1);i++) ^ user.cpp:40:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(k[j]==strlen(x[j]+1)) ^