题目内容

#include void main(){ int a,b;for(a=1,b=1;a<=100;a++){ if(b>20) break;if(b%4==1){ b=b+4;continue;}b=b-5;}printf("a=%d\n",a);}

A. a=6
B. a=7
C. a=8
D. a=96

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