Cifru1-nu merge exemplu

#include <fstream>

using namespace std;
ifstream cin("cifru1.in");
ofstream cout("cifru1.out");

#define N_MAX 100
int v[N_MAX][N_MAX];

int main()
{
    int n,lin,col,buc,s,ls,lj,cs,cd,i,aux;
    cin>>n;
    for(lin=0;lin<n;lin++){
        for(col=0;col<n;col++){
            cin>>v[lin][col];
        }
    }
    s=0;
    for(buc=0;buc<n/2;buc++){
        ls=lj=cs=cd=0;
        for(i=buc;i<=n-1-buc;i++){
            cs+=v[i][buc];
            cd+=v[i][n-1-buc];
            ls+=v[buc][i];
            lj+=v[n-1-buc][i];
        }
        printf("max: %d lin sus:%d lin jos:%d col dr:%d col stg:%d\n",max(max(ls,lj),max(cs,cd)),ls,lj,cd,cs);
        if(max(max(ls,lj),max(cs,cd))==cd){
            ///rotire 90 grade stanga
            for(i=buc;i<=n-1-buc;i++){
                aux=v[buc][i];
                v[buc][i]=v[i][n-1-buc];
                v[i][n-1-buc]=v[n-1-buc][i];
                v[n-1-buc][i]=v[i][buc];
                v[i][buc]=aux;
            }
        }else if(max(max(ls,lj),max(cs,cd))==lj){
            ///rotire 180
            for(i=buc;i<=n-1-buc;i++){
                aux=v[i][buc];
                v[i][buc]=v[i][n-1-buc];
                v[i][n-1-buc]=aux;
                aux=v[buc][i];
                v[buc][i]=v[n-1-buc][i];
                v[n-1-buc][i]=aux;
            }
            aux=v[i][buc];
            v[i][buc]=v[i][n-1-buc];
            v[i][n-1-buc]=aux;
            aux=v[buc][i];
            v[buc][i]=v[n-1-buc][i];
            v[n-1-buc][i]=aux;
        }else if(max(max(ls,lj),max(cs,cd))==cs){
            ///rotire 90 grade dreapta
            for(i=buc;i<=n-1-buc;i++){
                aux=v[i][buc];
                v[i][buc]=v[n-1-buc][i];
                v[n-1-buc][i]=v[i][n-1-buc];
                v[i][n-1-buc]=v[buc][i];
                v[buc][i]=aux;
            }
        }
        s+=max(max(ls,lj),max(cs,cd));

    }
    cout<<s<<endl;
    for(lin=0;lin<n;lin++){
        for(col=0;col<n;col++)
            cout<<v[lin][col]<<" ";
        cout<<endl;
    }


    return 0;
}