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Cod sursa(job #114532)
Utilizator |
Mircea Pasoi domino |
Data |
14 decembrie 2007 18:13:13 |
Problema |
Grozavesti |
Scor |
Ascuns |
Compilator |
cpp |
Status |
done |
Runda |
|
Marime |
1.08 kb |
#include <stdio.h>
#include <algorithm>
using namespace std;
#define MAX_N 305
#define FIN "grozavesti.in"
#define FOUT "grozavesti.out"
int N, A[MAX_N][MAX_N], cnt;
void swap_rows(int i, int j)
{
int k;
if (i == j) return;
printf("R %d %d\n", i+1, j+1);
++cnt;
for (k = 0; k < N; ++k)
swap(A[i][k], A[j][k]);
}
void swap_cols(int i, int j)
{
int k;
if (i == j) return;
printf("C %d %d\n", i+1, j+1);
++cnt;
for (k = 0; k < N; ++k)
swap(A[k][i], A[k][j]);
}
int main(void)
{
int i, j, min_pos;
freopen(FIN, "r", stdin);
freopen(FOUT, "w", stdout);
scanf("%d", &N);
for (i = 0; i < N; ++i)
for (j = 0; j < N; ++j)
scanf("%d", A[i]+j);
printf(" \n");
for (i = 0; i < N; ++i)
{
for (min_pos = j = i; j < N; ++j)
if (A[min_pos][min_pos] > A[j][j]) min_pos = j;
swap_rows(i, min_pos);
swap_cols(i, min_pos);
}
fseek(stdout, 0, SEEK_SET);
printf("%d", cnt);
return 0;
}