1 1
1 2
-99999999 99999999
-99999998 99999998
-99999997 99999997
-99999996 99999996
-99999995 99999995
-99999994 99999994
-99999993 99999993
-99999992 99999992
-99999991 99999991
-99999990 99999990
-99999989 99999989
-99999988 99999988
-99999987 99999987
-99999986 99999986
-99999985 99999985
-99999984 99999984
-99999983 99999983
-99999982 99999982
-99999981 99999981
-99999980 99999980
-99999979 99999979
-99999978 99999978
-99999977 99999977
-99999976 99999976
-99999975 99999975
-99999974 99999974
-99999973 99999973
-99999972 99999972
-99999971 99999971
-99999970 99999970
-99999969 99999969
-99999968 99999968
-99999967 99999967
-99999966 99999966
-99999965 99999965
-99999964 99999964
-99999963 99999963
-99999962 99999962
-99999961 99999961
-99999960 99999960
-99999959 99999959
-99999958 99999958
-99999957 99999957
-99999956 99999956
-99999955 99999955
-99999954 99999954
-99999953 99999953
-99999952 99999952
-99999951 99999951
-99999950 99999950
-99999949 99999949
-99999948 99999948
-99999947 99999947
-99999946 99999946
-99999945 99999945
-99999944 99999944
-99999943 99999943
-99999942 99999942
-99999941 99999941
-99999940 99999940
-99999939 99999939
-99999938 99999938
-99999937 99999937
-99999936 99999936
-99999935 99999935
-99999934 99999934
-99999933 99999933
-99999932 99999932
-99999931 99999931
-99999930 99999930
-99999929 99999929
-99999928 99999928
-99999927 99999927
-99999926 99999926
-99999925 99999925
-99999924 99999924
-99999923 99999923
-99999922 99999922
-99999921 99999921
-99999920 99999920
-99999919 99999919
-99999918 99999918
-99999917 99999917
-99999916 99999916
-99999915 99999915
-99999914 99999914
-99999913 99999913
-99999912 99999912
-99999911 99999911
-99999910 99999910
-99999909 99999909
-99999908 99999908
-99999907 99999907
-99999906 99999906
-99999905 99999905
-99999904 99999904
-99999903 99999903
-99999902 99999902