//https://www.instagram.com/_modwwe/
#pragma GCC optimize("Ofast,unroll-loops")
//#pragma GCC target("avx2,bmi,bmi2")
#include<bits/stdc++.h>
#define int long long
//#define ll long long
#define down cout<<'\n';
#define debug cout<<" cucuucucuuu",down
#define NHP ios_base::sync_with_stdio(0);cout.tie(0);cin.tie(0);
#define modwwe int t;cin>>t; while(t--)
#define bit(i,j) (i>>j&1)
#define sobit(a) __builtin_popcountll(a)
#define task "test"
#define fin(x) freopen(x".inp","r",stdin)
#define fou(x) freopen(x".ans ","w",stdout)
#define pb push_back
#define checktime cerr << (double)clock() / CLOCKS_PER_SEC * 1000 << " ms";
using namespace std;
void phongbeo();
const int inf=1e18;
const int mod2=1e9+7;
const int mod1=998244353;
struct icd
{
int a,b;
};
struct ib
{
int a;
int b;
};
struct ic
{
int a,b,c;
};
struct id
{
int a,b,c,d;
};
struct ie
{
int a,b,c, d,e,f;
};
int n,m,s1,s2,s4,s3,sf,k,r,mid,s5,s6,mx,s7,s8,s9,mx2,res,dem2=0,dem=0,l;
int i,s10,s12;
int el=29;
main()
{
#ifndef ONLINE_JUDGE
fin(task),fou(task);
#endif
NHP
/// cin>>s1;
// modwwe
phongbeo();
}
ib a[300001];
void phongbeo()
{
cin>>n>>m;
for(int i=1;i<n;i++)
cin>>a[i].a>>a[i].b,a[i].b--;
/**
5 1
3 5
4 8
2 6
5 10
2 2 6 5 6
*/
while(m--)
{
cin>>l;
if(l==1)
{
cin>>l>>s2>>s3;
a[l]={s2,s3-1};
}
else
{
cin>>l>>r>>s2>>s3;
s9=r-a[l].a;
bool de=0;
if(l==s2)
{
cout<<max(0ll,r-s3);
}
else if(l<s2)
{
s4=r;
s6=0;
for(int i=l;i<=s2-1;i++)
{
s6=max(s6,s4-a[i].b);
if(a[i].a>s4-s6){
s7+=s6;
s6=0;
s4=a[i].a;
}
s4++;
}
s7+=max(s6,s4-s3);
cout<<s7;
s7=0;
}
else
{
s4=r;
s6=0;
for(int i=l-1;i>=s2;i--)
{
s6=max(s6,s4-a[i].b);
if(a[i].a>s4-s6){
de=1;
s7+=s6;
s6=0;
s4=a[i].a;
}
s4++;
}
s7+=max(s6,s4-s3);
cout<<s7;
s7=0;
}
down
}
}
}
Compilation message
timeleap.cpp:48:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
48 | main()
| ^~~~
timeleap.cpp: In function 'void phongbeo()':
timeleap.cpp:84:19: warning: variable 'de' set but not used [-Wunused-but-set-variable]
84 | bool de=0;
| ^~
timeleap.cpp: In function 'int main()':
timeleap.cpp:14:23: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
14 | #define fin(x) freopen(x".inp","r",stdin)
| ~~~~~~~^~~~~~~~~~~~~~~~~~~
timeleap.cpp:51:5: note: in expansion of macro 'fin'
51 | fin(task),fou(task);
| ^~~
timeleap.cpp:15:23: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
15 | #define fou(x) freopen(x".ans ","w",stdout)
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~
timeleap.cpp:51:15: note: in expansion of macro 'fou'
51 | fin(task),fou(task);
| ^~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
2 ms |
348 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
2 ms |
348 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
2 ms |
348 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
