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-rw-r--r--robot/problems/introduction/square20/common.py3
-rw-r--r--robot/problems/introduction/square20/sl.py11
2 files changed, 11 insertions, 3 deletions
diff --git a/robot/problems/introduction/square20/common.py b/robot/problems/introduction/square20/common.py
index a293712..ce8bc14 100644
--- a/robot/problems/introduction/square20/common.py
+++ b/robot/problems/introduction/square20/common.py
@@ -10,9 +10,6 @@ number = 4
visible = True
solution = '''\
-from ev3dev import *
-from mindstorms_widgets import mindstorms_widgets
-
robot = mindstorms_widgets()
robot.connect_motor( 'left' )
robot.connect_motor( 'right' )
diff --git a/robot/problems/introduction/square20/sl.py b/robot/problems/introduction/square20/sl.py
index f52ddf7..50b335f 100644
--- a/robot/problems/introduction/square20/sl.py
+++ b/robot/problems/introduction/square20/sl.py
@@ -27,3 +27,14 @@ hint = {
'lrPower': ['''<p>Za obrat na mestu se morata kolesi vrteti z enako močjo in v nasprotni smeri.</p>''',
'''<p><code>robot.move_tank( 'on_for_seconds', lr_power=[20,-20], seconds=.95 )</code>.</p>'''],
}
+
+plan = ['''\
+<p>Program izvedemo v naslednjih korakih:</p>
+<ol>
+ <li>Naredimo objekt mindstorms_widgets(), s katerim predstavimo robota.</li>
+ <li>Nanj povežemo oba pogonska motorja.</li>
+ <li>Vklopimo oba motorja tako, da robot vozi naravnost.</li>
+ <li>Robot se na mestu obrne za 90 stopinj; motorja z enako močjo, v različnih smereh.</li>
+ <li>Še 3-krat ponovimo koraka 3 in 4.</li>
+</ol>'''
+]