void main(){int k, m;for(m=3;m{ for(k=2; kif(m%k==0) break;if(k==m) printf("%2d",m);}}
void main(){int k, m;for(m=3;m{ for(k=2; kif(m%k==0) break;if(k==m) printf("%2d",m);}}
【正确答案】:3 5 7 11
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