Compilare: main.cpp: In function 'int main()': main.cpp:15:25: warning: suggest parentheses around '&&' within '||' [-Wparentheses] if(s[i]>='a'&&s[i]<='z'||s[i]>='A'&&s[i]<='Z'){ ~~~~~~~~~^~~~~~~~~~~ main.cpp:17:28: warning: suggest parentheses around '&&' within '||' [-Wparentheses] while(s[i]>='a'&&s[i]<='z'||s[i]>='A'&&s[i]<='Z') ~~~~~~~~~^~~~~~~~~~~ main.cpp:30:4: warning: this 'else' clause does not guard... [-Wmisleading-indentation] else ^~~~ main.cpp:32:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else' return 0; ^~~~~~