2950 0
2949 2
2949 0
2948 2
2948 0
2947 0
2946 0
2945 1
2944 0
2943 0
2941 0
2940 0
2939 1
2938 1
2938 0
2937 1
2936 0
2935 1
2935 0
2934 0
2933 0