by @Star Fish Fork
{"functions":[],"name":"19. area of circle","main":{"rawId":"main","tpe":"Void","name":"main","statements":[{"@type":"Begin","id":"id_003ef9c8_2e57_4705_8a14_9fda16c64364"},{"lengthValue":-1,"@type":"Declare","lengthValue1":"5","tpe":"Real","name":"x","lengthValue2":"5","id":"id_3623d7eb_b4d6_4641_8a51_f7debcb0caba","initValue":null},{"@type":"Assign","name":"x","id":"id_ac87d211_b9a4_42f3_8b32_f445b86942e8","value":"3.141"},{"lengthValue":-1,"@type":"Declare","lengthValue1":"5","tpe":"Integer","name":"radius","lengthValue2":"5","id":"id_c9d0ce30_b7d5_43dc_b23a_a091edefbc35","initValue":null},{"@type":"Input","name":"radius","id":"id_7f767a51_5719_4f05_886b_97ae734742fc","prompt":"Please enter x:"},{"lengthValue":-1,"@type":"Declare","lengthValue1":"5","tpe":"Real","name":"area","lengthValue2":"5","id":"id_6fb88813_212a_481d_84d2_9c4287864e22","initValue":"x*radius*radius"},{"newline":true,"@type":"Output","id":"id_76331dbc_477e_416e_864e_c7eb94227ffa","value":"area"},{"@type":"Return","id":"id_2a03d23e_f4fe_4676_a37b_5fdab83f5c4b","maybeValue":null}],"parameters":[]},"id":"id_12ae8d4e_2ba3_456f_81c3_50c88144db79","config":{"showDebugVars":true,"useInputPrompt":true,"echoEnteredValue":false,"showIoBtns":true,"showFunctions":false,"lang":"java","showGenCode":true},"version":"0.3","revision":73}