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biss committed 2025-11-26 19:01:27 +08:00
1 parent 55b82a23bc
commit cfab7130bd
25 files changed
+3489

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+10
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@@ -0,0 +1,10 @@
c = input('请输入一个字符:', 's');
if c >= 'A' && c <= 'Z'
disp(char(abs(c) + abs('a') - abs('A')));
elseif c >= 'a' && c <= 'z'
disp(char(abs(c) - abs('a') + abs('A')));
elseif c >= '0' && c <= '9'
disp(abs(c) - abs('0'));
else
disp(c);
end
+6
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@@ -0,0 +1,6 @@
mysum=0,i=1;
while(i<=100)
mysum=mysum+i
i=i+1 ;
end
mysum
+13
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@@ -0,0 +1,13 @@
A=[1 2 3;4 5 6;7 8 9];
[r,c]=size(A);
% 判断并把A中大于8和小于2的元素全部调整为0
for i=1:1:r
for j=1:1:c
if (A(i,j)>8 || A(i,j)<2)
A(i,j)=0;
end
end
end
% 改写
b=(A <= 8 & A >= 2); % 判断A中小于等于8和大于等于2的元素,结果是逻辑值0/1
A=A.*b %实现A中大于8和小于2的元素全部调整为0,基于矩阵的点乘
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