add ti-basic 13
add ti-basic 13

lunixbochs/project-euler,lunixbochs/project-euler,lunixbochs/project-euler,lunixbochs/project-euler,lunixbochs/project-euler,lunixbochs/project-euler,lunixbochs/project-euler,lunixbochs/project-euler,lunixbochs/project-euler,lunixbochs/project-euler,lunixbochs/project-euler,lunixbochs/project-euler,lunixbochs/project-euler,lunixbochs/project-euler