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题解直接看代码吧,根本没用结构体!
柳神无敌!
代码#include
using namespace std;
const int N = 1e6+10;
int lst[N], dta[N], nxt[N];
int main()
{
int st, n, k;
cin >> st >> n >> k;
while (n --) {
int add, val, ne;
cin >> add >> val >> ne;
dta[add] = val, nxt[add] = ne;
}
int p = st, cnt = 0;
while (p != -1) {
lst[cnt ++] = p;
p = nxt[p];
}
for (int i = 0;i
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