Wrong Answer
/in/foo.cc: In function 'void Suffix_Array(int)':
/in/foo.cc:13:27: warning: for increment expression has no effect [-Wunused-value]
for(int k = 1;k <= len;k <= 1){
~~^~~~
/in/foo.cc: In function 'void Suffix_Array(int)':
/in/foo.cc:13:27: warning: for increment expression has no effect [-Wunused-value]
for(int k = 1;k <= len;k <= 1){
~~^~~~
