uses crt;
var m,n,i,j,k: Integer;
a:array [0..100,0..100] of Integer;
ok,kt: Boolean;
begin
clrscr;
readln(m,n);
for i:=0 to m-1 do
for j:=0 to n-1 do
Read(a[i, j]);
ok:=False;
for i:=0 to m-1 do
begin
for j:=0 to n-1 do
begin
kt:=True;
for k:=0 to n-1 do
begin
if a[i,j]>a[i,k] then
begin
kt:=False;
Break;
end;
end;
if kt then
begin
for k:=0 to m-1 do
begin
if a[i,j]<a[k,j] then
begin
kt:=False;
Break;
end;
end;
end;
if kt then
begin
WriteLn('(',i+1,',',j+1,')');
ok:= True;
end;
end;
end;
if not ok then
Writeln('ko co phan tu yen ngua nao');
readln;
readln;
end.

def find_min_in_row(arr, row_idx):
    return min(arr[row_idx])

def find_max_in_col(arr, col_idx):
    return max([arr[i][col_idx] for i in range(len(arr))])

def find_stable_elements(arr):
    stable_elements = []
    for i in range(len(arr)):
        for j in range(len(arr[0])):
            if arr[i][j] == find_min_in_row(arr, i) and arr[i][j] == find_max_in_col(arr, j):
                stable_elements.append((i, j))
    return stable_elements

def main():
    with open('PTYN.INP') as f:
        m, n = map(int, f.readline().split())
        matrix = [list(map(int, f.readline().split())) for _ in range(m)]

    stable_elements = find_stable_elements(matrix)

    with open('PTYN.OUT', 'w') as f:
        if stable_elements:
            f.write(";".join([f'({i},{j})' for i, j in stable_elements]))
        else:
            f.write("-1")

if __name__ == "__main__":
    main()