Compilare: user.cpp: In function ‘int main()’: user.cpp:26:39: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if(a[i]==a[j] || a[i]==a[j+1] && c[i]!=1) ^ user.cpp:38:49: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] else if(a[i+1]==a[j] || a[i+1]==a[j+1] && c[i+1]!=1) ^ user.cpp:25:11: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(j<n) ^ user.cpp:70:43: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if(a[i]==a[j] || a[i]==a[j+1] && a[i]!=0) ^ user.cpp:85:48: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] else if(a[i+1]==a[j] || a[i+1]==a[j+1] && a[i+1]!=0) ^