data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAKAAAAB4CAYAAAB1ovlvAAAFVElEQVR4AeyXW4hVVRjHv4bMsEHHgoKBER9GhOz6UBA28zClpXaxhC6QD+bUwxBTQ0Ux0QUiu0yRDRU+lFCBjJAPPfSivqh4nQFBBEUEFXFQBB3BAXUcdLacM45nzj57j2evs769vt/Amb33Wmuv9X2//w8Op+4afxDwSKBO+IOARwII6BE+R4sgIBZ4JYCAXvFzOALigFcCdgX0ip3DiwQQsEiCqxcCCOgFO4cWCSBgkQRXLwQQ0At2Di0SQMAiCa5eCCCgF+xeD1V1OAKqisNeMQhoL3NVHSOgqjjsFYOA9jJX1TECqorDXjEIaC9zVR3XVEBVnVOMCgIIqCIGu0UgoN3sVXSOgCpisFsEAtrNXkXnCKgiBrtFIGBNsueQOAIIGEeG8ZoQQMCaYOaQOAIIGEeG8ZoQQMCaYOaQOAIIGEeG8ZoQQMCaYLZ7SFLnCJhEiHmnBBDQKV42TyKAgEmEmHdKAAGd4mXzJAIImESIeacEENApXjZPIhCugEmdM6+CAAKqiMFuEQhoN3sVnSOgihjsFoGAdrNX0TkCqojBbhEIGF72ueoIAXMVV3jFImB4meaqIwTMVVzhFYuA4WWaq44QMFdxhVcsAoaXaa46ylTAXHVOsSoIIKCKGOwWgYBlst/7498y8FtfmRmGsiaAgCVEB/cdlKtXRuSuGTNkS1ePRM8lS3jMkAAClsDcv+5fWdi9Wh5Z9ZK0ftUhx7bukZ1r/pQLx0+VrOQxCwIIOIFi9LU7f8Uz4yPTZ90zJmO7PPjaItn3ywY5+v+O8TlusiGAgAWOQ8cH5fTAYWle1lIYuXmZ3TxHFry5RM4dOXFz8JY7Hm6XAAIWyB346z95+st3Ck+TL/29G+TJrrcmTzBSFQEELOC7PHQx9is2+mp+9O1XCiu5ZEkAAQs0F/38sTTMbZz0y/fC2I+Pk9v2y9y2JworuWRJAAEn0Gxe1iqRiNEv34Ff+8Z++Q7Krm/XS9sP709YxW2WBBCwDM2F3e0y74VWufvemXJo2rDUNz1QZhVDWRBAwBiKs8a+jqfPrJfFLy6V3qbF8tFjz8vmnj+kv78/5g2bw9V2XVftBqG//9BzrfLwN+9K09mrcnjtRtm9vFs+vf8p2dj5tfzTu05GR0dDR+C0PwRMgffZVa9L0ydvjK9snFYvZzZtl/Pfb5LPG1vk95/Wjs9xMzUCCJiS16ud7TJngoT3PT5f5vW+J2vO7JKODz9IuQvLSgkgYCmRCs/LO1fL7I6lN1Ycu3Relqx4+cY9/26fAAJOkd3Kz7rkzpUtMnTg6BTfZHk5AghYjkrCWMd3X8gdbQtkeHg4YSXTSQTyK2BSZ47ne/rWy8jIiONTwt8eAavIuKGhoYq3eTUigIARBT7eCCCgN/QcHBFAwIgCH28EENAbeg6OCCBgRCFfn6CqRcCg4sxfMwiYv8yCqhgBg4ozf80gYP4yC6piBAwqzvw1g4D5yyyoiqckYFCd04wKAgioIga7RSCg3exVdI6AKmKwWwQC2s1eRecIqCIGu0UgYKrsWeSKAAK6Isu+qQggYCpMLHJFAAFdkWXfVAQQMBUmFrkigICuyLJvKgIImAqT3UWuO0dA14TZvyIBBKyIh0nXBBDQNWH2r0gAASviYdI1AQR0TZj9KxJAwIp4mHRNQK+ArjtnfxUEEFBFDHaLQEC72avoHAFVxGC3CAS0m72KzhFQRQx2i0BAfdmbqggBTcWtr1kE1JeJqYoQ0FTc+ppFQH2ZmKoIAU3Fra9ZBNSXiamKbhHQVOc0q4IAAqqIwW4RCGg3exWdI6CKGOwWgYB2s1fR+XUAAAD//xaQCbIAAAAGSURBVAMAmekPnkA2jOMAAAAASUVORK5CYII=

This block draws a square. The input says how big to make the side of the square.

data:image/png;base64,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You will need 5 copies of this script. To duplicate a script, right-click (or control-click) on its TOPMOST block. (In this case, the REPEAT block.) You will see a menu of options. Choose "duplicate." Move the copy where you want it.4