#include <stdio.h>
int main () {
int a,b,c,i=0;
printf("A,B,C三人所选书号分别为:\n");
for(a=1;a<=5;a++){
for(b=1;b<=5;b++){
for(c=1;c<=5;c++){
if(a!=b&&a!=c&&c!=b){
printf("A:%d B:%2d c:%2d",a,b,c);
j++;
}
if(i%4==0){
printf("\n");
}
}
}
printf("there has kind of way to browe those book:\n",i);
}
//JSRUN引擎2.0,支持多达30种语言在线运行,全仿真在线交互输入输出。
printf("Hello world! - c.jsrun.net.");
return 0;
}