【单选题】Your composition has only a few __ mistakes.
【单选题】---- What are you going to do this weekend ? ---- I'm going to do some outdoor activities _______ it rains .
【单选题】选择填空。 What ______ did she ______ on last Sunday? [ ]
【单选题】Your composition has only a few _____mistakes.
【单选题】判断 101-200 之间有多少个素数,并输出所有素数,算法描述正确的是?
A.
s1: n=101,cnt=0; s2: i=1; s3: 如果n%i==0成立,执行break;否则cnt++,输出n是素数; s4: n++; s7:n<=200成立吗?是返回到s2,否则结束算法。
B.
s1: n=101,cnt=0; s2: i=2; s3: 如果n%i==0成立,执行break;否则s4; s4:i++; s5:i<=n/2成立吗?是返回s3,否则s6; s6:i>n/2成立吗?是则cnt++,且输出n是素数; s7:n++; s8:n<=200成立吗?是返回到s2,否则s9; s9:输出cnt
C.
s1: n=101,cnt=0; s2: i=1; s3: 如果n%i==0成立,执行break;否则s4; s4:i++; s5:i<=n/2成立吗?是返回s3,否则s6; s6:i>n/2成立吗?是则cnt++,且输出n是素数; s7:n++; s8:n<=200成立吗?是返回到s2,否则s9; s9:输出cnt
D.
s1: n=101,cnt=0; s2: i=1; s3: 如果n%i==0成立,执行continue;否则s4; s4:i++; s5:i<=n/2成立吗?是返回s3,否则s6; s6:i>n/2成立吗?是则cnt++,且输出n是素数; s7:n++; s8:n<=200成立吗?是返回到s2,否则s9; s9:输出cnt
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