
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
What percent of the seven-by-seven square grid is shaded?
[asy]
size(6.5cm,6.5cm);
fill((0,0)--(10,0)--(10,10)--(0,10)--cycle,gray(0.7));
fill((10,10)--(20,10)--(20,20)--(10,20)--cycle,gray(0.7));
fill((20,20)--(30,20)--(30,30)--(20,30)--cycle,gray(0.7));
fill((30,30)--(40,30)--(40,40)--(30,40)--cycle,gray(0.7));
fill((40,40)--(50,40)--(50,50)--(40,50)--cycle,gray(0.7));
fill((50,50)--(60,50)--(60,60)--(50,60)--cycle,gray(0.7));
fill((60,60)--(70,60)--(70,70)--(60,70)--cycle,gray(0.7));
draw((0,0)--(0,70),black);
draw((0,70)--(70,70),black);
draw((70,70)--(70,0),black);
draw((70,0)--(0,0),black);
draw((0,10)--(70,10),black);
draw((0,20)--(70,20),black);
draw((0,30)--(70,30),black);
draw((0,40)--(70,40),black);
draw((0,50)--(70,50),black);
draw((0,60)--(70,60),black);
draw((10,0)--(10,70),black);
draw((20,0)--(20,70),black);
draw((30,0)--(30,70),black);
draw((40,0)--(40,70),black);
draw((50,0)--(50,70),black);
draw((60,0)--(60,70),black);
[/asy]

Present the answer in LaTex format: \boxed{Your answer}
user