Runtime Error
/in/foo.cc: In function 'int main()':
/in/foo.cc:33:19: warning: 'j' may be used uninitialized in this function [-Wmaybe-uninitialized]
{t=a[j];a[j]=a[j+1];a[j+1]=t;}
~~~~^~~~~~~
/in/foo.cc: In function 'int main()':
/in/foo.cc:33:19: warning: 'j' may be used uninitialized in this function [-Wmaybe-uninitialized]
{t=a[j];a[j]=a[j+1];a[j+1]=t;}
~~~~^~~~~~~
