Mai intai trebuie sa te autentifici.
Cod sursa(job #2580501)
Utilizator | Data | 13 martie 2020 18:10:26 | |
---|---|---|---|
Problema | Loto | Scor | 0 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva de probleme | Marime | 1.46 kb |
#include <bits/stdc++.h>
using namespace std;
const int NMAX = 110;
struct obj{
long long val;
int x, y, z;
}sum[NMAX * NMAX * NMAX];
int N, S, M;
int v[NMAX], ans[NMAX];
void read(){
scanf("%d%d", &N, &S);
for(int i = 1; i <= N; i++)
scanf("%d", &v[i]);
}
inline int binsearch(long long x){
int st = 1, dr = M;
int mid;
while(st <= dr){
mid = (st + dr) / 2;
if(sum[mid].val == x)
return mid;
else if(sum[mid].val < x)
st = mid + 1;
else dr = mid - 1;
}
return -1;
}
bool cmp(obj a, obj b){
return a.val < b.val;
}
int main(){
freopen("loto.in", "r", stdin);
freopen("loto.out", "w", stdout);
read();
for(int i = 1; i <= N; i++)
for(int j = 1; j <= N; j++)
for(int k = 1; k <= N; k++){
sum[++M].val = v[i] + v[j] + v[k];
sum[M].x = i; sum[M].y = j; sum[M].z = k;
}
sort(sum + 1, sum + M + 1, cmp);
for(int i = 1; i <= M; i++){
int pos = binsearch(S - sum[i].val);
if(pos > 0){
ans[1] = sum[i].x; ans[2] = sum[i].y; ans[3] = sum[i].z;
ans[4] = sum[pos].x; ans[5] = sum[pos].y; ans[6] = sum[pos].z;
sort(ans + 1, ans + 7);
for(int i = 1; i <= 6; i++)
printf("%d ", ans[i]);
return 0;
}
}
printf("-1");
return 0;
}