我运行还可以啊 有显示y=10,如图所示
int k,m;double y;scanf("%d %d",&k,&m);if(k>0&&k<=3)printf("y=10");if(k>3&&k<=10)y=10+2*(k-3)+m%5*2;printf("y=%.0lf\n",y);if(k>10)y=24+(k-10)*3+m%5*2;printf("y=%.0lf\n",y);return 0;
