Cody

# Problem 44752. Lights Out 2 - 5x5, 4 moves

Solution 1817655

Submitted on 16 May 2019 by Hans Kramer
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### Test Suite

Test Status Code Input and Output
1   Pass
board = [1 0 1 1 1 1 1 0 1 0 1 0 0 0 1 1 0 0 1 1 1 1 0 0 1]; moves = lights_out_2(board); % [2 5 16 24] b1 = diag(ones(1,5),0) + diag(ones(1,4),1) + diag(ones(1,4),-1); b2 = eye(5); b3 = zeros(5); b_map = [b1,b2,b3,b3,b3;b2,b1,b2,b3,b3;b3,b2,b1,b2,b3;b3,b3,b2,b1,b2;b3,b3,b3,b2,b1]; for i = 1:numel(moves) board = mod(board + reshape(b_map(moves(i),:),[5,5]),2); %remove semicolon to display progress end assert(sum(abs(board(:)))==0) assert(numel(moves)==4)

row = 3 6 2 5 col = 2 2 5 6

2   Pass
board = [0 1 0 0 0 1 1 0 0 0 1 1 0 0 0 0 1 0 0 0 1 0 0 0 0]; moves = lights_out_2(board); % [1 2 3 4] b1 = diag(ones(1,5),0) + diag(ones(1,4),1) + diag(ones(1,4),-1); b2 = eye(5); b3 = zeros(5); b_map = [b1,b2,b3,b3,b3;b2,b1,b2,b3,b3;b3,b2,b1,b2,b3;b3,b3,b2,b1,b2;b3,b3,b3,b2,b1]; for i = 1:numel(moves) board = mod(board + reshape(b_map(moves(i),:),[5,5]),2); %remove semicolon to display progress end assert(sum(abs(board(:)))==0) assert(numel(moves)==4)

row = 2 3 4 5 col = 2 2 2 2

3   Pass
board = [0 1 0 1 0 1 1 0 1 1 0 0 0 0 0 1 1 0 1 1 0 1 0 1 0]; moves = lights_out_2(board); % [7 9 17 19] b1 = diag(ones(1,5),0) + diag(ones(1,4),1) + diag(ones(1,4),-1); b2 = eye(5); b3 = zeros(5); b_map = [b1,b2,b3,b3,b3;b2,b1,b2,b3,b3;b3,b2,b1,b2,b3;b3,b3,b2,b1,b2;b3,b3,b3,b2,b1]; for i = 1:numel(moves) board = mod(board + reshape(b_map(moves(i),:),[5,5]),2); %remove semicolon to display progress end assert(sum(abs(board(:)))==0) assert(numel(moves)==4)

row = 3 5 3 5 col = 3 3 5 5

4   Pass
board = [0 0 1 1 0 0 1 1 1 1 0 1 1 1 1 0 0 1 1 0 0 0 0 0 0]; moves = lights_out_2(board); % [12 13 17 18] b1 = diag(ones(1,5),0) + diag(ones(1,4),1) + diag(ones(1,4),-1); b2 = eye(5); b3 = zeros(5); b_map = [b1,b2,b3,b3,b3;b2,b1,b2,b3,b3;b3,b2,b1,b2,b3;b3,b3,b2,b1,b2;b3,b3,b3,b2,b1]; for i = 1:numel(moves) board = mod(board + reshape(b_map(moves(i),:),[5,5]),2); %remove semicolon to display progress end assert(sum(abs(board(:)))==0) assert(numel(moves)==4)

row = 3 4 3 4 col = 4 4 5 5

5   Pass
board = [0 0 1 0 0 0 0 1 0 0 1 1 0 1 1 0 0 1 0 0 0 0 1 0 0]; moves = lights_out_2(board); % [8 12 14 18] b1 = diag(ones(1,5),0) + diag(ones(1,4),1) + diag(ones(1,4),-1); b2 = eye(5); b3 = zeros(5); b_map = [b1,b2,b3,b3,b3;b2,b1,b2,b3,b3;b3,b2,b1,b2,b3;b3,b3,b2,b1,b2;b3,b3,b3,b2,b1]; for i = 1:numel(moves) board = mod(board + reshape(b_map(moves(i),:),[5,5]),2); %remove semicolon to display progress end assert(sum(abs(board(:)))==0) assert(numel(moves)==4)

row = 4 3 5 4 col = 3 4 4 5

6   Pass
board = [0 1 0 0 1 0 0 1 1 1 0 0 0 1 1 0 1 0 0 1 1 1 1 0 0]; moves = lights_out_2(board); % on your own now b1 = diag(ones(1,5),0) + diag(ones(1,4),1) + diag(ones(1,4),-1); b2 = eye(5); b3 = zeros(5); b_map = [b1,b2,b3,b3,b3;b2,b1,b2,b3,b3;b3,b2,b1,b2,b3;b3,b3,b2,b1,b2;b3,b3,b3,b2,b1]; for i = 1:numel(moves) board = mod(board + reshape(b_map(moves(i),:),[5,5]),2); %remove semicolon to display progress end assert(sum(abs(board(:)))==0) assert(numel(moves)==4)

row = 6 2 2 4 col = 3 4 5 6

7   Pass
board = [0 0 0 0 0 1 0 0 0 0 1 0 0 1 0 0 1 1 1 1 0 0 1 0 0]; moves = lights_out_2(board); b1 = diag(ones(1,5),0) + diag(ones(1,4),1) + diag(ones(1,4),-1); b2 = eye(5); b3 = zeros(5); b_map = [b1,b2,b3,b3,b3;b2,b1,b2,b3,b3;b3,b2,b1,b2,b3;b3,b3,b2,b1,b2;b3,b3,b3,b2,b1]; for i = 1:numel(moves) board = mod(board + reshape(b_map(moves(i),:),[5,5]),2); %remove semicolon to display progress end assert(sum(abs(board(:)))==0) assert(numel(moves)==4)

row = 4 5 6 5 col = 2 3 4 5

8   Pass
board = [1 1 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 1 1 0 0 0 1 0]; moves = lights_out_2(board); b1 = diag(ones(1,5),0) + diag(ones(1,4),1) + diag(ones(1,4),-1); b2 = eye(5); b3 = zeros(5); b_map = [b1,b2,b3,b3,b3;b2,b1,b2,b3,b3;b3,b2,b1,b2,b3;b3,b3,b2,b1,b2;b3,b3,b3,b2,b1]; for i = 1:numel(moves) board = mod(board + reshape(b_map(moves(i),:),[5,5]),2); %remove semicolon to display progress end assert(sum(abs(board(:)))==0) assert(numel(moves)==4)

row = 3 3 4 5 col = 2 3 4 5

9   Pass
board = [0 1 0 1 0 0 1 0 1 0 0 1 1 0 0 1 0 1 0 0 1 0 1 0 0]; moves = lights_out_2(board); b1 = diag(ones(1,5),0) + diag(ones(1,4),1) + diag(ones(1,4),-1); b2 = eye(5); b3 = zeros(5); b_map = [b1,b2,b3,b3,b3;b2,b1,b2,b3,b3;b3,b2,b1,b2,b3;b3,b3,b2,b1,b2;b3,b3,b3,b2,b1]; for i = 1:numel(moves) board = mod(board + reshape(b_map(moves(i),:),[5,5]),2); %remove semicolon to display progress end assert(sum(abs(board(:)))==0) assert(numel(moves)==4)

row = 5 6 2 3 col = 3 3 4 4

10   Pass
board = [1 1 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 1 1 0 0 0 1 0]; moves = lights_out_2(board); b1 = diag(ones(1,5),0) + diag(ones(1,4),1) + diag(ones(1,4),-1); b2 = eye(5); b3 = zeros(5); b_map = [b1,b2,b3,b3,b3;b2,b1,b2,b3,b3;b3,b2,b1,b2,b3;b3,b3,b2,b1,b2;b3,b3,b3,b2,b1]; for i = 1:numel(moves) board = mod(board + reshape(b_map(moves(i),:),[5,5]),2); %remove semicolon to display progress end assert(sum(abs(board(:)))==0) assert(numel(moves)==4)

row = 2 3 4 5 col = 3 4 4 5