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#include <iostream>
using namespace std;
 
void MagicBox();
 
int main () {
 
	MagicBox();
 
	return 0;
}
 
void MagicBox() {
	int displayR,displayC;
	int arrEnt1D,arrEnt2D,test,count,count1,loShu[3][3]={};
	bool check;
 
	for (arrEnt1D=0;arrEnt1D<3;arrEnt1D++){				// First dimension
		for (arrEnt2D=0;arrEnt2D<3;arrEnt2D++){			// Second dimension
			do {
				do {
					cout << "Enter 1-9: ";
					cin >> test;
				} while (test < 1 || test > 9);		// Make sure it's in-between 1-9
				check = true;							// Set bool so we can get out of loops
 
				for (count=0;count<3;count++){							//Loop back into the array to see what's inside
					for (count1=0;count1<3;count1++) {
						if (test==loShu[count][count1]){				//If the current cin number is already inside, return to beginning
							cout << "Duplicate number, try again.\n";	//and get a different number
							check = false;
						}
					}
				}
			} while (!check);
			loShu[arrEnt1D][arrEnt2D] = test;							//If number checks out, add it in
 
 
		}
	}
 
	cout << "\n";
	for (displayR=0;displayR<3;displayR++){							// Display the matrix
		for (displayC=0;displayC<3;displayC++)
			cout << loShu[displayR][displayC] << " ";
		cout << "\n";
	}
 
	if (loShu[0][0] + loShu [0][1] + loShu [0][2] == 15){							// If ALL rows horizontal, vertical, diagonal = 15
		if (loShu[1][0] + loShu [1][1] + loShu [1][2] == 15) {						// Then it's a magic square, otherwise nope
			if (loShu[2][0] + loShu [2][1] + loShu [2][2] == 15) {
				if (loShu[0][0] + loShu [1][0] + loShu [2][0] == 15){
					if (loShu[0][1] + loShu [1][1] + loShu [2][1] == 15) {
						if (loShu[2][0] + loShu [2][1] + loShu [2][2] == 15) {
							if (loShu[0][0] + loShu [1][1] + loShu [2][2] == 15) {
								if (loShu[2][0] + loShu [1][1] + loShu [0][2] == 15)
									cout << "\nMagic square found!";
							}
						}
					}
				}
			}
		}
	}
	else 
		cout << "\nNot a magic square :( " << endl;
 
	return;
}
 

Main.java:1: error: illegal character: '#'
#include <iostream>
^
Main.java:1: error: class, interface, or enum expected
#include <iostream>
         ^
Main.java:4: error: class, interface, or enum expected
void MagicBox();
^
Main.java:6: error: class, interface, or enum expected
int main () {
^
Main.java:10: error: class, interface, or enum expected
	return 0;
	^
Main.java:11: error: class, interface, or enum expected
}
^
Main.java:15: error: class, interface, or enum expected
	int arrEnt1D,arrEnt2D,test,count,count1,loShu[3][3]={};
	^
Main.java:16: error: class, interface, or enum expected
	bool check;
	^
Main.java:18: error: class, interface, or enum expected
	for (arrEnt1D=0;arrEnt1D<3;arrEnt1D++){				// First dimension
	^
Main.java:18: error: class, interface, or enum expected
	for (arrEnt1D=0;arrEnt1D<3;arrEnt1D++){				// First dimension
	                ^
Main.java:18: error: class, interface, or enum expected
	for (arrEnt1D=0;arrEnt1D<3;arrEnt1D++){				// First dimension
	                           ^
Main.java:19: error: class, interface, or enum expected
		for (arrEnt2D=0;arrEnt2D<3;arrEnt2D++){			// Second dimension
		                ^
Main.java:19: error: class, interface, or enum expected
		for (arrEnt2D=0;arrEnt2D<3;arrEnt2D++){			// Second dimension
		                           ^
Main.java:23: error: class, interface, or enum expected
					cin >> test;
					^
Main.java:24: error: class, interface, or enum expected
				} while (test < 1 || test > 9);		// Make sure it's in-between 1-9
				^
Main.java:25: error: class, interface, or enum expected
				check = true;							// Set bool so we can get out of loops
				^
Main.java:27: error: class, interface, or enum expected
				for (count=0;count<3;count++){							//Loop back into the array to see what's inside
				^
Main.java:27: error: class, interface, or enum expected
				for (count=0;count<3;count++){							//Loop back into the array to see what's inside
				             ^
Main.java:27: error: class, interface, or enum expected
				for (count=0;count<3;count++){							//Loop back into the array to see what's inside
				                     ^
Main.java:28: error: class, interface, or enum expected
					for (count1=0;count1<3;count1++) {
					              ^
Main.java:28: error: class, interface, or enum expected
					for (count1=0;count1<3;count1++) {
					                       ^
Main.java:31: error: class, interface, or enum expected
							check = false;
							^
Main.java:32: error: class, interface, or enum expected
						}
						^
Main.java:36: error: class, interface, or enum expected
			loShu[arrEnt1D][arrEnt2D] = test;							//If number checks out, add it in
			^
Main.java:39: error: class, interface, or enum expected
		}
		^
Main.java:43: error: class, interface, or enum expected
	for (displayR=0;displayR<3;displayR++){							// Display the matrix
	^
Main.java:43: error: class, interface, or enum expected
	for (displayR=0;displayR<3;displayR++){							// Display the matrix
	                ^
Main.java:43: error: class, interface, or enum expected
	for (displayR=0;displayR<3;displayR++){							// Display the matrix
	                           ^
Main.java:44: error: class, interface, or enum expected
		for (displayC=0;displayC<3;displayC++)
		                ^
Main.java:44: error: class, interface, or enum expected
		for (displayC=0;displayC<3;displayC++)
		                           ^
Main.java:46: error: class, interface, or enum expected
		cout << "\n";
		^
Main.java:47: error: class, interface, or enum expected
	}
	^
Main.java:58: error: class, interface, or enum expected
							}
							^
Main.java:68: error: class, interface, or enum expected
	return;
	^
Main.java:69: error: class, interface, or enum expected
}
^
35 errors

Standard output is empty