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– I’m sorry for my mistake. -- ________________.
A、It doesn’t matter.
B、Thank you.
C、I apologize.
D、Sure.
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B.O(m+n+t)
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下列程序段的时间复杂度是（）。 for（i=0; i＜m; i++) for（j=0; j＜t; j++) c[i][j]=0; for（i=0; i＜m; i++) for（j=0; j＜t; j++) for（k=0; k＜n; k++) c[i][j]=c[i][j]+a[i][k]*b[k][j];A．O(m+n+t)B．O(m+n*t)C．O(m*t+n)D．O(m*n*t)
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下列程序段的时间复杂度是（）。 for（i=0;i＜n;i++) for（j=0;j＜m;j++) for（k=0;k＜t;k++) c[i][j]=c[i][j]+a[i][k]*b[k][j];A．O(m+n+t)B．O(m*n*t)C．O(m+n*t)D．O(m*t+n)
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