Language: Java

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
??
public class Main {
????????public static void main(String[] args) throws IOException {
????????????????BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
??
????????????????// A,B,C??????????????????¨????????±?????????????
????????????????String first_line = input.readLine();
??
????????????????// ??\???????????´?
????????????????String[] array_of_lo_col = first_line.split(" ");
??
????????????????// ??????A,C?????????????????????
????????????????int low_n = Integer.parseInt(array_of_lo_col[0]);
??
????????????????// ??????A???????????????B?????????????????????
????????????????int column_or_row_m = Integer.parseInt(array_of_lo_col[1]);
??
????????????????// ??????B,C?????????????????????
????????????????int column_l = Integer.parseInt(array_of_lo_col[2]);
??
????????????????// ??????A????????¬??????????
????????????????long[][] matrix_A = new long[low_n][column_or_row_m];
??
????????????????// ??????B????????¬??????????
????????????????long[][] matrix_B = new long[column_or_row_m][column_l];
??
????????????????// ??????C????????¬??????????
????????????????long[][] matrix_C = new long[low_n][column_l];
??
????????????????// ??????C???Ci????????????¨?????????A?????\???????????????°???????????´?
????????????????for (int low_spot = 0; low_spot < low_n; low_spot++) {
??
????????????????????????// ??????A????????´???\???
????????????????????????String elements_A = input.readLine();
??
????????????????????????// ??\??????????????????A????????´????array_elements_A????????´?
????????????????????????String[] array_elements_A = elements_A.split(" ");
??
????????????????????????// ??????A????????´?????????´?
????????????????????????for (int column_spot = 0; column_spot < column_or_row_m; column_spot++) {
??
????????????????????????????????// array_elements_A????????´?????????????°??????long??????
????????????????????????????????long element_A = Long.parseLong(array_elements_A[column_spot]);
??
????????????????????????????????// ?????´??????????A????????´?
????????????????????????????????matrix_A[low_spot][column_spot] = element_A;
??
????????????????????????}
??
????????????????}
??
????????????????// ??????C???Ci????????????¨?????????B?????\???????????????°???????????´?
????????????????for (int low_spot = 0; low_spot < column_or_row_m; low_spot++) {
??
????????????????????????// ??????B????????´???\???
????????????????????????String elements_B = input.readLine();
??
????????????????????????// ??\??????????????????B????????´????array_elements_A????????´?
????????????????????????String[] array_elements_B = elements_B.split(" ");
??
????????????????????????// ??????B????????´?????????´?
????????????????????????for (int column_spot = 0; column_spot < column_l; column_spot++) {
??
????????????????????????????????// array_elements_B????????´?????????????°??????long??????
????????????????????????????????long element_B = Long.parseLong(array_elements_B[column_spot]);
??
????????????????????????????????// ?????´??????????B????????´?
????????????????????????????????matrix_B[low_spot][column_spot] = element_B;
??
????????????????????????}
??
????????????????}
??
????????????????// C??????????????´????¨
????????????????long Ci = 0;
??
????????????????// ??????C????????´?
????????????????for (int low_spot = 0; low_spot < low_n; low_spot++) {
??
????????????????????????// ??????C??????????????´?
????????????????????????for (int column_spot = 0; column_spot < column_l; column_spot++) {
??
????????????????????????????????// C??????????????´????A?????????¨B?????????????????????
????????????????????????????????for (int m_term = 0; m_term < column_or_row_m; m_term++) {
??
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????????????????????????????????????????// Ci????????´??????????matrixA,B??????????????¶?????????????
????????????????????????????????????????Ci += matrix_A[low_spot][m_term] * matrix_B[m_term][column_spot];
??
????????????????????????????????}
??
??
????????????????????????????????// ?????´?C???Ci????????´?
????????????????????????????????matrix_C[low_spot][column_spot] = Ci;
??
????????????????????????????????// ??????
????????????????????????????????System.out.print(matrix_C[low_spot][column_spot]);
??
????????????????????????????????//AOJ????????????¨
????????????????????????????????int remove_blank_last=column_l-1;
??
????????????????????????????????//????????????????????´?????????????????????¶??????????
????????????????????????????????if(column_spot < remove_blank_last){
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????????????????????????????????System.out.print(" ");
??
????????????????????????????????}
??
????????????????????????????????//Ci????????????
????????????????????????????????Ci=0;
??
????????????????????????}
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????????????????????????// ????????????
????????????????????????System.out.println("");
??
????????????????}
??
????????}
??
}

Compiler output:
Main.java:4: error: class, interface, enum, or record expected
??
^
Main.java:6: error: illegal start of type
????????public static void main(String[] args) throws IOException {
^
Main.java:7: error: illegal start of expression
????????????????BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
^
Main.java:7: error: illegal start of expression
????????????????BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
 ^
Main.java:7: error: illegal start of expression
????????????????BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
  ^
Main.java:7: error: illegal start of expression
????????????????BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
   ^
Main.java:7: error: illegal start of expression
????????????????BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
    ^
Main.java:7: error: illegal start of expression
????????????????BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
     ^
Main.java:7: error: illegal start of expression
????????????????BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
      ^
Main.java:7: error: illegal start of expression
????????????????BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
       ^
Main.java:7: error: illegal start of expression
????????????????BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
        ^
Main.java:7: error: illegal start of expression
????????????????BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
         ^
Main.java:7: error: illegal start of expression
????????????????BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
          ^
Main.java:7: error: illegal start of expression
????????????????BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
           ^
Main.java:7: error: illegal start of expression
????????????????BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
            ^
Main.java:7: error: illegal start of expression
????????????????BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
             ^
Main.java:7: error: illegal start of expression
????????????????BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
              ^
Main.java:7: error: illegal start of expression
????????????????BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
               ^
Main.java:7: error: : expected
????????????????BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
                              ^
Main.java:7: error: : expected
????????????????BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
                                                                                           ^
Main.java:8: error: illegal start of expression
??
^
Main.java:8: error: illegal start of expression
??
 ^
Main.java:9: error: illegal start of expression
????????????????// A,B,C?????????????????????????????????????????
^
Main.java:9: error: illegal start of expression
????????????????// A,B,C?????????????????????????????????????????
 ^
Main.java:9: error: illegal start of expression
????????????????// A,B,C?????????????????????????????????????????
  ^
Main.java:9: error: illegal start of expression
????????????????// A,B,C?????????????????????????????????????????
   ^
Main.java:9: error: illegal start of expression
????????????????// A,B,C?????????????????????????????????????????
    ^
Main.java:9: error: illegal start of expression
????????????????// A,B,C?????????????????????????????????????????
     ^
Main.java:9: error: illegal start of expression
????????????????// A,B,C?????????????????????????????????????????
      ^
Main.java:9: error: illegal start of expression
????????????????// A,B,C?????????????????????????????????????????
       ^
Main.java:9: error: illegal start of expression
????????????????// A,B,C?????????????????????????????????????????
        ^
Main.java:9: error: illegal start of expression
????????????????// A,B,C?????????????????????????????????????????
         ^
Main.java:9: error: illegal start of expression
????????????????// A,B,C?????????????????????????????????????????
          ^
Main.java:9: error: illegal start of expression
????????????????// A,B,C?????????????????????????????????????????
           ^
Main.java:9: error: illegal start of expression
????????????????// A,B,C?????????????????????????????????????????
            ^
Main.java:9: error: illegal start of expression
????????????????// A,B,C?????????????????????????????????????????
             ^
Main.java:9: error: illegal start of expression
????????????????// A,B,C?????????????????????????????????????????
              ^
Main.java:9: error: illegal start of expression
????????????????// A,B,C?????????????????????????????????????????
               ^
Main.java:10: error: illegal start of expression
????????????????String first_line = input.readLine();
^
Main.java:10: error: illegal start of expression
????????????????String first_line = input.readLine();
 ^
Main.java:10: error: illegal start of expression
????????????????String first_line = input.readLine();
  ^
Main.java:10: error: illegal start of expression
????????????????String first_line = input.readLine();
   ^
Main.java:10: error: illegal start of expression
????????????????String first_line = input.readLine();
    ^
Main.java:10: error: illegal start of expression
????????????????String first_line = input.readLine();
     ^
Main.java:10: error: illegal start of expression
????????????????String first_line = input.readLine();
      ^
Main.java:10: error: illegal start of expression
????????????????String first_line = input.readLine();
       ^
Main.java:10: error: illegal start of expression
????????????????String first_line = input.readLine();
        ^
Main.java:10: error: illegal start of expression
????????????????String first_line = input.readLine();
         ^
Main.java:10: error: illegal start of expression
????????????????String first_line = input.readLine();
          ^
Main.java:10: error: illegal start of expression
????????????????String first_line = input.readLine();
           ^
Main.java:10: error: illegal start of expression
????????????????String first_line = input.readLine();
            ^
Main.java:10: error: illegal start of expression
????????????????String first_line = input.readLine();
             ^
Main.java:10: error: illegal start of expression
????????????????String first_line = input.readLine();
              ^
Main.java:10: error: illegal start of expression
????????????????String first_line = input.readLine();
               ^
Main.java:10: error: : expected
????????????????String first_line = input.readLine();
                      ^
Main.java:10: error: : expected
????????????????String first_line = input.readLine();
                                                    ^
56 errors
printing javac parameters to: /w/javac.20260128_044020.args