With the variation s of G and R, the solidification mode may change from planar to _____________ 、 _____________ and _____________ across the fusion zone 。
【单选题】(变量的存储类型)分析以下程序的运行结果( ) #include func(int a, int b) {static int m=0,i=2; i+=m+1; m=i+a+b; return m; } main() { int k=4,m=1,p; p=func(k,m); printf(“%d”,p); p=func(k,m); printf(“%d”,p); }