（2）#include int main(void){int a[3][3],x,y ;printf("请输入数值 :");for(x=0;x < 3; x++){for(y=0;y < 3; y++){printf("a[%d][%d]\t : ",x,y);scanf("%d",&a[x][y]);}printf("\n");}printf("\n");printf("当前的矩阵 : ");printf("\n");for(x=0; x < 3;x ++){for(y=0; y < 3; y++){printf("%3d",a[x][y]);}printf...
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