Language: C++

#include <string>
#include <vector>
#include <algorithm>
#include <numeric>
#include <set>
#include <map>
#include <queue>
#include <iostream>
#include <sstream>
#include <cstdio>
#include <cmath>
#include <ctime>
#include <cstring>
#include <cctype>
#include <cassert>
#include <limits>
#include <functional>
#include <iomanip>
#include <complex>
#include <bitset>
#include <stack>
using namespace std;
 
#define rep(i,n) for(int (i)=0;(i)<(int)(n);++(i))
#define repl(i,s,n) for(int i=s; i<=n; ++i)
#define rer(i,l,u) for(int (i)=(int)(l);(i)<=(int)(u);++(i))
#define reu(i,l,u) for(int (i)=(int)(l);(i)<(int)(u);++(i))
#if defined(_MSC_VER) || __cplusplus > 199711L
#define aut(r,v) auto r = (v)
#else
#define aut(r,v) __typeof(v) r = (v)
#endif
#define each(it,o) for(aut(it, (o).begin()); it != (o).end(); ++ it)
#define ktya(x) sort(all(x))
#define maxs(x,y) (x = max(x,y))
#define mins(x,y) (x = min(x,y))
#define all(o) (o).begin(), (o).end()
#define pb(x) push_back(x)
#define mp(x,y) make_pair((x),(y))
#define mset(m,v) memset(m,v,sizeof(m))
#define INF 1e18
#define INFLL 1000000000000000007LL
#define SIZE 200105
#define REP(i,n) for(int i=0;i<(int)n;++i)
#define FOR(i,c) for(__typeof((c).begin())i=(c).begin();i!=(c).end();++i)
#define ALL(c) (c).begin(), (c).end()
#define mind(a,b) (a>b?b:a)
#define maxd(a,b) (a>b?a:b)
#define PI (acos(-1))
typedef vector<int> vi; typedef pair<int, int> pii; typedef vector<pair<int, int> > vpii; typedef long long ll;
typedef pair<int,ll> pill; typedef pair<ll,int> plli; 
typedef pair<double, int> pdi;
template<typename T, typename U> inline void amin(T &x, U y) { if(y < x) x = y; }
template<typename T, typename U> inline void amax(T &x, U y) { if(x < y) x = y; }
typedef complex<double> P;
//ll MOD = 1000000007;
ll MOD=998244353;
typedef ll Weight;
struct Edge {
	int src, dst;
	Weight weight;
};
bool operator < (const Edge &e, const Edge &f) {
	return e.weight != f.weight ? e.weight > f.weight : // !!INVERSE!!
	e.src != f.src ? e.src < f.src : e.dst < f.dst;
}
typedef vector<Edge> Edges;
int A[105][105];
pii hoge[105][105];
int cnt[105][105]={0};
int temp[105][105];
vi num[105][105];
int B[105][105];
int C[105][105];
int Bd[105][105];
int main(){
	cin>>N>>M;
	rep(i,N)rep(j,M){
		cin>>A[i][j];
		hoge[i][j]=mp((A[i][j]-1)/M,A[i][j]);
		cnt[i][(A[i][j]-1)/M]++;
		temp[i][(A[i][j]-1)/M]++;
		num[i][(A[i][j]-1)/M].pb(A[i][j]);
	}
	

	for(int j=0;j<M;j++){
		bool mini[105];
		rep(i,105)mini[i]=false;
		rep(i,N){
			bool flag=false;
			rep(k,N){
				if(temp[i][k]>0&&!flag&&!mini[k]){
					temp[i][k]--;
					Bd[i][j]=k;
					flag=true;
					mini[k]=true;
				}
			}
		}
	}
	for(int i=0;i<N;i++){
		rep(j,M){
			int kigou=Bd[i][j];
			cnt[i][kigou]--;
			B[i][j]=num[i][cnt[i][kigou]];
			cout<<B[i][j]<<" ";
		}
		cout<<endl;
	}
	
	
	
	rep(j,M){
		vi fuga;
		rep(i,N){
			fuga.pb(B[i][j]);
		}
		sort(all(fuga));
		rep(i,N){
			C[i][j]=fuga[i];
		}
	}
	rep(i,N){
		rep(j,M){
			cout<<C[i][j]<<" ";
		}
		cout<<endl;
	}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:77:14: error: 'N' was not declared in this scope
   77 |         cin>>N>>M;
      |              ^
a.cc:77:17: error: 'M' was not declared in this scope
   77 |         cin>>N>>M;
      |                 ^
a.cc:106:53: error: cannot convert 'vi' {aka 'std::vector<int>'} to 'int' in assignment
  106 |                         B[i][j]=num[i][cnt[i][kigou]];
      |                                 ~~~~~~~~~~~~~~~~~~~~^
      |                                                     |
      |                                                     vi {aka std::vector<int>}