Compilare: user.cpp: In function ‘int main()’: user.cpp:44:17: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] fin>>pattern+1>>text+1; ^ user.cpp:44:25: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] fin>>pattern+1>>text+1; ^ user.cpp:43:9: warning: unused variable ‘pos’ [-Wunused-variable] int pos=0,i,nr=0; ^