Compilare: user.cpp: In function ‘int main()’: user.cpp:34:14: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] cin >> a + 1 >> b + 1; ^ user.cpp:34:23: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] cin >> a + 1 >> b + 1; ^ user.cpp:53:21: warning: unused variable ‘temp’ [-Wunused-variable] int temp = sum; ^ user.cpp:69:21: warning: unused variable ‘temp’ [-Wunused-variable] int temp = sum; ^