定义二维数组#include #define i 3;#define j 4;double a[i][j];int s1,s2,s3,s4,s5,s6,s7,s8,s9;int main(){cout

定义二维数组#include #define i 3;#define j 4;double a[i][j];int s1,s2,s3,s4,s5,s6,s7,s8,s9;int main(){cout
定义二维数组
#include
#define i 3;
#define j 4;
double a[i][j];
int s1,s2,s3,s4,s5,s6,s7,s8,s9;
int main()
{
cout

定义二维数组#include #define i 3;#define j 4;double a[i][j];int s1,s2,s3,s4,s5,s6,s7,s8,s9;int main(){cout
#define i 3;
#define j 4; ////这两个后面是没有分号的
另外 你用i代表3,那么程序中所有的i都会用3进行替换,所以
for(i=0;ia[i][j];
 if (j=4)
cout