Compilare: main.cpp: In function 'int main()': main.cpp:24:19: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses] if(j<n) ^ main.cpp:39:19: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses] if(j) ^ main.cpp:45:19: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses] if(j<n) ^ main.cpp:54:19: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses] if(j) ^