有以下程序includemain(){intx=1,y=0,a=0,b=0; switch(x) {case1:switch(y){case0:a++有以下程序 #include <stdio.h> main() { int x=1,y=0,a=0,b=0; switch(x) { case 1: switch(y) { case 0:a++; break; case 1:b++; break; } case 2:a++;b++; break; case 3:a++;b++; } printf("a=%d
有以下程序 #include <stdio.h> main() { int x=1,y=0,a=0,b=0; switch(x) { case 1: switch(y) { case 0:a++; break; case 1:b++; break; } case 2:a++;b++; break; case 3:a++;b++; } printf("a=%d,b=%d\n",a,b); } 程序的运行结果是