ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#215184 | #2656. add | N | 90 | 270ms | 2160kb | C++11 | 2.3kb | 2024-11-26 22:50:01 | 2024-11-26 23:08:03 |
answer
//
// na 2656.cpp
// Competitive Programming
//
// Created by m2 on 2024/11/26.
//
#include <stdio.h>
#include <iostream>
using namespace std;
const int maxn = 1e6 + 5;
int n = -1;
char s[maxn];
inline bool prec(int l, int m, int r){
if(l <= 0 || m <= 0 || r <= 0 || l + m + r != n)
return false;
return ((l = max(l, m)) == r || l + 1 == r) && s[l] != 0 && s[l + m] != 0;
}
inline void print(int l, int m, int r){
for(int i = 0; i < l; ++i)
putchar(s[i] ^ 48);
putchar('+');
for(int i = 0; i < m; ++i)
putchar(s[l + i] ^ 48);
putchar('=');
for(int i = 0; i < r; ++i)
putchar(s[l + m + i] ^ 48);
putchar('\n');
}
inline bool check(int l, int m, int r){
// fprintf(stderr, "check(%d, %d, %d)\n", l, m, r);
if(!prec(l, m, r)){
// cerr << "precheck err" << endl;
return false;
}
bool ma = max(l, m) == r - 1;
bool add = false;
int bl = l, bm = l + m, br = n, d;
for(int i = 1; i <= r; ++i){
d = add;
if(i <= l)
d += s[bl - i];
if(i <= m)
d += s[bm - i];
if(d >= 10){
add = true;
d -= 10;
}else{
add = false;
}
if(d != s[br - i] || (ma && !add && i != r)){
// cerr << "err @" << i << endl;
return false;
}
}
print(l, m, r);
return true;
}
inline bool checkl(int l){
int r = max(l, (n - l) / 2), m = n - l - r;
if(check(l, m, r))
return true;
++r;
--m;
if(check(l, m, r))
return true;
++r;
--m;
if(check(l, m, r))
return true;
return false;
}
int main(){
cin.tie(0)->sync_with_stdio(false);
while((s[++n] = getchar()) - 48 < 10u)
s[n] ^= 48;
if(s[0] == 0){ // ???
cin >> n;
for(int i = 0; i < n; ++i)
s[i] = s[i + n + n] = 1;
for(int i = n; i < n * 2; ++i)
s[i] = 9;
s[n + n + n] = 0;
n = n * 3 + 1;
}
{
s[n] = 127;
int p = 1;
while(s[p] == s[p - 1])
++p;
--p;
if(checkl(p + 1))
return 0;
}
for(int l = 1; l <= n / 2; ++l)
if(checkl(l))
return 0;
return 0;
}
Details
小提示:点击横条可展开更详细的信息
Test #1:
score: 5
Accepted
time: 0ms
memory: 1200kb
input:
93944386991110939443869921
output:
939443869911+10=939443869921
result:
ok single line: '939443869911+10=939443869921'
Test #2:
score: 5
Accepted
time: 0ms
memory: 1196kb
input:
454431423351945476661
output:
45443142+33519=45476661
result:
ok single line: '45443142+33519=45476661'
Test #3:
score: 0
Wrong Answer
time: 0ms
memory: 1192kb
input:
807674775734008076747757340
output:
result:
wrong answer 1st lines differ - expected: '8076747757340+0=8076747757340', found: ''
Test #4:
score: 5
Accepted
time: 0ms
memory: 1200kb
input:
47936157175791479437362
output:
479361571+75791=479437362
result:
ok single line: '479361571+75791=479437362'
Test #5:
score: 0
Wrong Answer
time: 1ms
memory: 1196kb
input:
8684160719450790868416071945079
output:
result:
wrong answer 1st lines differ - expected: '868416071945079+0=868416071945079', found: ''
Test #6:
score: 5
Accepted
time: 0ms
memory: 1200kb
input:
3150325920082064131504079841
output:
31503259200+820641=31504079841
result:
ok single line: '31503259200+820641=31504079841'
Test #7:
score: 5
Accepted
time: 25ms
memory: 1996kb
input:
9261598869160335057970310229283612818845075445997339978957735823966059362624832990688056822195031820...
output:
9261598869160335057970310229283612818845075445997339978957735823966059362624832990688056822195031820...
result:
ok single line: '926159886916033505797031022928...3054231497478113058482456217163'
Test #8:
score: 5
Accepted
time: 19ms
memory: 2016kb
input:
4701609646464966471786112512122938863110668626139644802941307402470417596440427343650542031038908331...
output:
4701609646464966471786112512122938863110668626139644802941307402470417596440427343650542031038908331...
result:
ok single line: '470160964646496647178611251212...8748395060129898210762369495747'
Test #9:
score: 5
Accepted
time: 25ms
memory: 2156kb
input:
9257202799561473086244723527541134302291247300137775651258683390946286052100443441136004200934466749...
output:
9257202799561473086244723527541134302291247300137775651258683390946286052100443441136004200934466749...
result:
ok single line: '925720279956147308624472352754...2243909924739032590362234901192'
Test #10:
score: 5
Accepted
time: 21ms
memory: 2084kb
input:
4416728326936622856150699213135191910979789931946758505266833530473668185681946524100519868737557117...
output:
4416728326936622856150699213135191910979789931946758505266833530473668185681946524100519868737557117...
result:
ok single line: '441672832693662285615069921313...3111611421682233543698480114264'
Test #11:
score: 5
Accepted
time: 24ms
memory: 2140kb
input:
3061041362133228009344583160193669358685821190644364754039063887060686947993153784177860432362852231...
output:
3061041362133228009344583160193669358685821190644364754039063887060686947993153784177860432362852231...
result:
ok single line: '306104136213322800934458316019...4042293112332153562949434601781'
Test #12:
score: 5
Accepted
time: 21ms
memory: 2144kb
input:
8531603642906385747583399978283975747482545589702570907905311483331351132043885935451850547243462360...
output:
8531603642906385747583399978283975747482545589702570907905311483331351132043885935451850547243462360...
result:
ok single line: '853160364290638574758339997828...5180929300855954383525415798317'
Test #13:
score: 5
Accepted
time: 24ms
memory: 2152kb
input:
3334731073815946487356418721839719459473953466541212185094515699104064312397044785650155583747481091...
output:
3334731073815946487356418721839719459473953466541212185094515699104064312397044785650155583747481091...
result:
ok single line: '333473107381594648735641872183...2104466046161989376727619609117'
Test #14:
score: 5
Accepted
time: 18ms
memory: 2116kb
input:
7113181137342253409543193679407457232222929505170124047879622285985297849800487899060254257891240998...
output:
7113181137342253409543193679407457232222929505170124047879622285985297849800487899060254257891240998...
result:
ok single line: '711318113734225340954319367940...7499580501189814539270742795615'
Test #15:
score: 5
Accepted
time: 20ms
memory: 2136kb
input:
2226576415518523623432262365703901892218433052474981493103118406267304359951441730045611163295598279...
output:
2226576415518523623432262365703901892218433052474981493103118406267304359951441730045611163295598279...
result:
ok single line: '222657641551852362343226236570...1283546754745341452795514550351'
Test #16:
score: 5
Accepted
time: 18ms
memory: 2128kb
input:
7282380568017210841065149843225478309106222219195648724985194189592224139941051182898879219925651713...
output:
7282380568017210841065149843225478309106222219195648724985194189592224139941051182898879219925651713...
result:
ok single line: '728238056801721084106514984322...6665028468440209585025731431738'
Test #17:
score: 5
Accepted
time: 21ms
memory: 2160kb
input:
6172023021615818261278406139291452768117320772111777913293782100858187571870407831738505138788606992...
output:
6172023021615818261278406139291452768117320772111777913293782100858187571870407831738505138788606992...
result:
ok single line: '617202302161581826127840613929...9022854228506784321805225740782'
Test #18:
score: 5
Accepted
time: 11ms
memory: 1776kb
input:
1641729471229192950020661455158841378773007409709289573050186474289570718374236969060246403530844480...
output:
1641729471229192950020661455158841378773007409709289573050186474289570718374236969060246403530844480...
result:
ok single line: '164172947122919295002066145515...1428289195899821981683641721297'
Test #19:
score: 5
Accepted
time: 9ms
memory: 1604kb
input:
6878197288916471551222877849454599200431985721720556540869310866854759368074574456390764568703818252...
output:
6878197288916471551222877849454599200431985721720556540869310866854759368074574456390764568703818252...
result:
ok single line: '687819728891647155122287784945...4028111836067678989020741708082'
Test #20:
score: 5
Accepted
time: 13ms
memory: 1680kb
input:
1336335135465815186373041570173603326293570642638147764739718555949768772153761126675803325646928488...
output:
1336335135465815186373041570173603326293570642638147764739718555949768772153761126675803325646928488...
result:
ok single line: '133633513546581518637304157017...5916651705852916207264857823016'