by @Lana Al Hamoud Fork
{"functions":[],"name":"New Program","main":{"rawId":"main","tpe":"Void","name":"main","statements":[{"@type":"Begin","id":"id_79504e61_a52e_4c9e_a3a1_6db6c50fe4b8"},{"@type":"Comment","id":"id_b41b2ee7_f853_4590_b35b_0080a8b11c90","text":"input x"},{"falseBlock":{"statements":[{"newline":true,"@type":"Output","id":"id_d758218d_94e1_427e_a45f_ebdb5d750835","value":"Print \"Not a whole number\""}],"id":"id_66a31b6a_bae4_4aaa_94f0_345d371e9c20"},"trueBlock":{"statements":[{"newline":true,"@type":"Output","id":"id_b71f69df_cf2b_418b_8619_bb4fd5e8664c","value":" Print \"A whole number\""}],"id":"id_dd239d7d_acfb_48a1_8a79_4c8c49226727"},"condition":"If x >=0","@type":"If","id":"id_8b3a1092_4da7_481b_a44a_acce888249c4"},{"@type":"Return","id":"id_df36132f_2654_4635_afdd_e4f467253e84","maybeValue":null}],"parameters":[]},"id":"id_9bdfa4fd_545d_4771_9e18_b3ea6d25dd56","config":{"showDebugVars":true,"useInputPrompt":false,"echoEnteredValue":false,"showIoBtns":true,"showFunctions":false,"lang":"java","showGenCode":false},"version":"0.3","revision":326}