Cod sursa(job #124172)
#include <stdio.h>
struct tip
{int x,y;
};
int a[301][301],n,i,k,j,min,aux,p;
tip v[10000];
int main()
{FILE *fin,*fout;
fin=fopen("grozavesti.in","r");
fscanf(fin,"%d",&n);
for (i=1;i<=n;i++)
for (j=1;j<=n;j++)
fscanf(fin,"%d",&a[i][j]);
fclose(fin);
p=0;
for (i=1;i<n;i++)
{min=a[i][i];
k=i;
for (j=i+1;j<=n;j++)
if (min>a[j][j]) {min=a[j][j];
k=j;
}
if (k!=i) {aux=a[k][k];
a[k][k]=a[i][i];
a[i][i]=aux;
p++;
v[p].x=k;
v[p].y=i;
}
}
fout=fopen("grozavesti.out","w");
fprintf(fout,"%d\n",2*p);
for (i=1;i<=p;i++)
{fprintf(fout,"L %d %d\n",v[i].x,v[i].y);
fprintf(fout,"C %d %d\n",v[i].x,v[i].y);
}
fclose(fout);
return 0;
}