for (i=0;i<5;i++) { if ( a[i][j]>a[i+1][j+1], //这句最后怎么还有个逗号啊，而且括号只有一半 printf ("%f\t" a[i][j])); //这句最后多了半个括号 else printf ("%f\t" a[i+1][j+1]); //应该这么写 printf("%f/t",a[i+1][j+1]);}
