関連ワード:  java get random number between 1 and 10    java get random number between 1 and 100    java get random number between    java get random number between 0 and 1    java get random number between range    java get random number between 1 and 3    java get random number between 2 values    java generate random number between range    java generate random number between 0 and 1    java generate random number between 1000 and 9999