Time limit: 1.0 /
Memory limit: 256M
Point: 5
Time limit: 1.5 /
Memory limit: 256M
Point: 5
Time limit: 1.0 /
Memory limit: 256M
Point: 5
Time limit: 1.0 /
Memory limit: 256M
Point: 5
Time limit: 1.0 /
Memory limit: 256M
Point: 5
Time limit: 1.0 /
Memory limit: 256M
Point: 5