资 源 简 介
词法分析程序，可对以下的C源程序进行分析：main() {int a[12] ,sum for(i=1 i<=12 i++) {for(j=1 j<=12 j++)scanf("%d",&a[i][j]) } for(i=12 i>=1 i--){ for(j=12 j>=1 j--){ if(i==j&&i+j==13)sum+=a[i][j] } } printf("%c",sum) }-lexical analysis procedures, right below the C source code analysis : main () (int a [12] [12], the sum for (i = 1 ilt; I = 12) (for (j = 1 JLT; J = 12) Scanf ( "% d", a [i] [j])) for (i = 12 IGT; a = i--) (for (j = 12 IGT; = 1 j--) (if (i == ji j == 13) sum = a [i] [j])) printf ( "% c", sum
