NM=input()
NM=NM.rstrip().split(" ")
N=int(NM[0])
M=int(NM[1])

list1=[]
for i in range(M):
    list1.append([0,[0]])
#print(list1)
for j in range(N):
    line=input()
    line=line.rstrip().split(" ")
    for k in range(M):
        if int(line[k])>list1[k][0]:
            list1[k][0]=int(line[k])
            list1[k][1]=[j+1]
        elif int(line[k])==list1[k][0]:
            list1[k][1].append(j+1)
        else:
            pass
    #print(list1)
    list2=[]
    l=0
    for l in range(M):
            
        l1=[list1[l][1]]
        if len(l1)==1:
            
            if list1[l][1] not in list2:
                list2.append(list1[l][1])
        else:
            m=0
            for m in range(len(list1[l][1])):
                if list1[l][1][m] not in list2:
                    list2.append(list1[l][1][m])
    if M>1:
        print(len(list2))
    else:
        print(len(list2[0]))