31. In some binaries similar to Algol , a gas flow can be seen. 32. ALGOL introduced code blocks and the begin & end pairs for delimiting them.33. In some languages, such as ALGOL and stropped. 34. He currently dwells on Yrautrom, a planet that orbits the star Algol . 35. He suggested that Algol is what is now known as an eclipsing binary. 36. The official ALGOL versions are named after the year they were first published. 37. An alternative example, using Elliott Algol I / O is as follows. 38. The language was originally called Z70 and was subsequently morphed into ALGOL 68. 39. Also block structured programming languages like ALGOL and scope. 40. Most ALGOLs require that all declarations come before the statements in a block.