結果

問題 No.1344 Typical Shortest Path Sum
ユーザー LayCurse
提出日時 2021-01-16 13:04:15
言語 C++17
(gcc 13.3.0 + boost 1.87.0)
結果
WA  
実行時間 -
コード長 3,274 bytes
コンパイル時間 2,480 ms
コンパイル使用メモリ 212,660 KB
最終ジャッジ日時 2025-01-17 21:32:34
ジャッジサーバーID
(参考情報)
judge3 / judge4
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 3
other AC * 28 WA * 49
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

#pragma GCC optimize ("Ofast")
#include<bits/stdc++.h>
using namespace std;
inline int my_getchar_unlocked(){
static char buf[1048576];
static int s = 1048576;
static int e = 1048576;
if(s == e && e == 1048576){
e = fread_unlocked(buf, 1, 1048576, stdin);
s = 0;
}
if(s == e){
return EOF;
}
return buf[s++];
}
inline void rd(int &x){
int k;
int m=0;
x=0;
for(;;){
k = my_getchar_unlocked();
if(k=='-'){
m=1;
break;
}
if('0'<=k&&k<='9'){
x=k-'0';
break;
}
}
for(;;){
k = my_getchar_unlocked();
if(k<'0'||k>'9'){
break;
}
x=x*10+k-'0';
}
if(m){
x=-x;
}
}
inline void rd(long long &x){
int k;
int m=0;
x=0;
for(;;){
k = my_getchar_unlocked();
if(k=='-'){
m=1;
break;
}
if('0'<=k&&k<='9'){
x=k-'0';
break;
}
}
for(;;){
k = my_getchar_unlocked();
if(k<'0'||k>'9'){
break;
}
x=x*10+k-'0';
}
if(m){
x=-x;
}
}
struct MY_WRITER{
char buf[1048576];
int s;
int e;
MY_WRITER(){
s = 0;
e = 1048576;
}
~MY_WRITER(){
if(s){
fwrite_unlocked(buf, 1, s, stdout);
}
}
}
;
MY_WRITER MY_WRITER_VAR;
void my_putchar_unlocked(int a){
if(MY_WRITER_VAR.s == MY_WRITER_VAR.e){
fwrite_unlocked(MY_WRITER_VAR.buf, 1, MY_WRITER_VAR.s, stdout);
MY_WRITER_VAR.s = 0;
}
MY_WRITER_VAR.buf[MY_WRITER_VAR.s++] = a;
}
inline void wt_L(char a){
my_putchar_unlocked(a);
}
inline void wt_L(long long x){
int s=0;
int m=0;
char f[20];
if(x<0){
m=1;
x=-x;
}
while(x){
f[s++]=x%10;
x/=10;
}
if(!s){
f[s++]=0;
}
if(m){
my_putchar_unlocked('-');
}
while(s--){
my_putchar_unlocked(f[s]+'0');
}
}
template<class S, class T> inline S chmin(S &a, T b){
if(a>b){
a=b;
}
return a;
}
int N;
int M;
int S[10000];
int T[10000];
long long D[10000];
long long d[100][100];
long long res[100];
int main(){
int i, k;
rd(N);
rd(M);
{
int Lj4PdHRW;
for(Lj4PdHRW=(0);Lj4PdHRW<(M);Lj4PdHRW++){
rd(S[Lj4PdHRW]);S[Lj4PdHRW] += (-1);
rd(T[Lj4PdHRW]);T[Lj4PdHRW] += (-1);
rd(D[Lj4PdHRW]);
}
}
for(i=(0);i<(N);i++){
int j;
for(j=(0);j<(N);j++){
d[i][j] = 4611686016279904256LL;
}
}
for(i=(0);i<(N);i++){
d[i][i] = 0;
}
for(i=(0);i<(M);i++){
chmin(d[S[i]][T[i]], D[i]);
}
for(k=(0);k<(N);k++){
for(i=(0);i<(N);i++){
int j;
for(j=(0);j<(N);j++){
chmin(d[i][j], d[i][k] + d[k][j]);
}
}
}
for(i=(0);i<(N);i++){
int j;
for(j=(0);j<(N);j++){
if(d[i][j] < 4611686016279904256LL){
res[i] += d[i][j];
}
}
}
{
int iMWUTgY_;
for(iMWUTgY_=(0);iMWUTgY_<(N);iMWUTgY_++){
wt_L(res[iMWUTgY_]);
wt_L('\n');
}
}
return 0;
}
// cLay version 20210103-1 [bug fixed 1]
// --- original code ---
// int N, M, S[10000], T[10000]; ll D[10000];
// ll d[100][100], res[100];
// {
// rd(N,M,(S--,T--,D)(M));
// rep(i,N) rep(j,N) d[i][j] = ll_inf;
// rep(i,N) d[i][i] = 0;
// rep(i,M) d[S[i]][T[i]] <?= D[i];
// rep(k,N) rep(i,N) rep(j,N) d[i][j] <?= d[i][k] + d[k][j];
// rep(i,N) rep(j,N) if(d[i][j] < ll_inf) res[i] += d[i][j];
// wtLn(res(N));
// }
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