c语言任意矩阵之积,c语言矩阵相乘

﹏ヽ暗。殇╰゛Y 2022-10-15 00:40 198阅读 0赞

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程序清单

\#include&nbsp

int&nbspmain(void)

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspchar&nbsp&nbsp&nbsp&nbspa\[2\]\[3\];

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspchar&nbsp&nbsp&nbsp&nbspb\[3\]\[3\];

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspchar&nbsp&nbsp&nbsp&nbspc\[2\]\[3\];

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspregister&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspint&nbsp&nbsp&nbsp&nbsp&nbspi;

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspregister&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspint&nbsp&nbsp&nbsp&nbsp&nbspj;

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspfreopen("a.dat","r",stdin);

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspfor(i=0;i<2;i++)

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp\{

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspfor(j=0;j<3;j++)

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspscanf("%d",&a\[i\]\[j\]);

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp\}

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspfreopen("b.dat","r",stdin);

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspfor(i=0;i<3;i++)

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp\{

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspfor(j=0;j<3;j++)

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspscanf("%d",&b\[i\]\[j\]);

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp\}

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspfor(i=0;i<2;i++)

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp\{

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspfor(j=0;j<3;j++)

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp\{

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspc\[i\]\[j\]=a\[i\]\[0\]\*b\[0\]\[j\]+a\[i\]\[1\]\*b\[1\]\[j\]+a\[i\]\[2\]\*b\[2\]\[j\];

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp\}

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp\}

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspfreopen("c.dat","w",stdout);

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspfor(i=0;i<2;i++)

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp\{

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspfor(j=0;j<3;j++)

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspprintf("%d&nbsp",c\[i\]\[j\]);

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspprintf("\\n");

&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp\}