Nu aveti permisiuni pentru a descarca fisierul grader_checker.cpp
Cod sursa(job #789023)
| Utilizator | Data | 16 septembrie 2012 16:22:06 | |
|---|---|---|---|
| Problema | Grozavesti | Scor | 100 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 0.96 kb |
#include <cstdio>
#include <cstdlib>
#include <cmath>
using namespace std;
#define nmax 510
#define oo 0x3f3f3f3f
int mat[nmax][nmax], ans[nmax][2], crt, N, ll, cc, min;
int main()
{
freopen("grozavesti.in", "r", stdin);
freopen("grozavesti.out", "w", stdout);
int i, j;
scanf("%i", &N);
for(i = 1; i <= N; i++)
for(j = 1; j <= N; j++)
scanf("%i", &mat[i][j]);
for(i = 1; i <= N; i++)
{
min = oo;
for(j = i; j <= N; j++)
if(mat[j][j] < min)
min = mat[j][j], ll = cc = j;
if(ll != i && cc != i)
{
mat[i][i] ^= mat[ll][cc] ^= mat[i][i] ^= mat[ll][cc];
ans[++crt][0] = i, ans[crt][1] = ll;
}
}
printf("%i\n", 2 * crt);
for(i = 1; i <= crt; i++)
printf("L %i %i\nC %i %i\n", ans[i][0], ans[i][1], ans[i][0], ans[i][1]);
return 0;
}
