#include <bits/stdc++.h>
using namespace std;
int main()
{
int n, m, i, a, b, ma, maloc, ma1, mal1=0;
cin >> n >> m;
int t[n]={}, el[n], meg[n]={};
for(i=0; i<m; i++)
{
cin >> a >> b;
if(t[a-1]<b)
{
t[a-1]=b;
meg[a-1]=i+1;
}
}
el[0]=-1;
ma1=t[0];
if(t[0]>t[1])
{
el[1]=0;
t[1]=t[0];
ma=t[0];
maloc=0;
}
else
{
el[1]=-1;
ma=t[1];
maloc=1;
}
for(i=2; i<n; i++)
{
if(t[i]+ma1>t[i-1])
{
t[i]+=ma1;
el[i]=mal1;
}
else
{
el[i]=maloc;
t[i]=ma;
}
if(ma<t[i])
{
ma=t[i];
maloc=i;
}
if(ma1<t[i-1])
{
ma1=t[i-1];
mal1=i-1;
}
}
cout << ma << " ";
/*stack<int>st;
while(maloc!=-1)
{
st.push(maloc);
maloc=el[maloc];
}
cout << st.size() << endl;
while(!st.empty())
{
cout << meg[st.top()] << " ";
st.pop();
}*/
return 0;
}
| Subtask | Sum | Test | Verdict | Time | Memory | ||
|---|---|---|---|---|---|---|---|
| subtask1 | 0/0 | ||||||
| 1 | Partially correct | 1ms | 316 KiB | ||||
| 2 | Partially correct | 59ms | 348 KiB | ||||
| subtask2 | 6/10 | ||||||
| 3 | Partially correct | 1ms | 500 KiB | ||||
| 4 | Partially correct | 1ms | 316 KiB | ||||
| 5 | Partially correct | 1ms | 316 KiB | ||||
| 6 | Partially correct | 1ms | 508 KiB | ||||
| 7 | Partially correct | 1ms | 316 KiB | ||||
| subtask3 | 6/10 | ||||||
| 8 | Partially correct | 1ms | 316 KiB | ||||
| 9 | Partially correct | 1ms | 508 KiB | ||||
| 10 | Partially correct | 1ms | 316 KiB | ||||
| 11 | Partially correct | 1ms | 500 KiB | ||||
| 12 | Partially correct | 1ms | 316 KiB | ||||
| subtask4 | 6/10 | ||||||
| 13 | Partially correct | 1ms | 500 KiB | ||||
| 14 | Partially correct | 1ms | 316 KiB | ||||
| 15 | Partially correct | 1ms | 316 KiB | ||||
| 16 | Partially correct | 1ms | 508 KiB | ||||
| 17 | Partially correct | 1ms | 316 KiB | ||||
| 18 | Partially correct | 1ms | 324 KiB | ||||
| 19 | Partially correct | 1ms | 316 KiB | ||||
| 20 | Partially correct | 1ms | 500 KiB | ||||
| 21 | Partially correct | 1ms | 384 KiB | ||||
| 22 | Partially correct | 1ms | 316 KiB | ||||
| subtask5 | 6/10 | ||||||
| 23 | Partially correct | 1ms | 316 KiB | ||||
| 24 | Partially correct | 1ms | 508 KiB | ||||
| 25 | Partially correct | 1ms | 316 KiB | ||||
| 26 | Partially correct | 1ms | 500 KiB | ||||
| 27 | Partially correct | 1ms | 316 KiB | ||||
| 28 | Partially correct | 1ms | 316 KiB | ||||
| 29 | Partially correct | 1ms | 316 KiB | ||||
| 30 | Partially correct | 1ms | 316 KiB | ||||
| 31 | Partially correct | 1ms | 316 KiB | ||||
| 32 | Partially correct | 1ms | 316 KiB | ||||
| subtask6 | 6/10 | ||||||
| 33 | Partially correct | 1ms | 500 KiB | ||||
| 34 | Partially correct | 1ms | 316 KiB | ||||
| 35 | Partially correct | 1ms | 316 KiB | ||||
| 36 | Partially correct | 1ms | 508 KiB | ||||
| 37 | Partially correct | 1ms | 316 KiB | ||||
| 38 | Partially correct | 1ms | 316 KiB | ||||
| 39 | Partially correct | 1ms | 508 KiB | ||||
| 40 | Partially correct | 1ms | 316 KiB | ||||
| 41 | Partially correct | 1ms | 500 KiB | ||||
| 42 | Partially correct | 1ms | 316 KiB | ||||
| 43 | Partially correct | 1ms | 324 KiB | ||||
| 44 | Partially correct | 1ms | 316 KiB | ||||
| 45 | Partially correct | 1ms | 500 KiB | ||||
| 46 | Partially correct | 1ms | 384 KiB | ||||
| 47 | Partially correct | 1ms | 316 KiB | ||||
| 48 | Partially correct | 1ms | 316 KiB | ||||
| 49 | Partially correct | 1ms | 316 KiB | ||||
| 50 | Partially correct | 1ms | 316 KiB | ||||
| 51 | Partially correct | 1ms | 316 KiB | ||||
| 52 | Partially correct | 1ms | 316 KiB | ||||
| 53 | Partially correct | 1ms | 316 KiB | ||||
| 54 | Partially correct | 1ms | 316 KiB | ||||
| 55 | Partially correct | 1ms | 316 KiB | ||||
| 56 | Partially correct | 1ms | 316 KiB | ||||
| 57 | Partially correct | 1ms | 316 KiB | ||||
| subtask7 | 6/10 | ||||||
| 58 | Partially correct | 1ms | 500 KiB | ||||
| 59 | Partially correct | 1ms | 316 KiB | ||||
| 60 | Partially correct | 1ms | 316 KiB | ||||
| 61 | Partially correct | 1ms | 508 KiB | ||||
| 62 | Partially correct | 1ms | 316 KiB | ||||
| 63 | Partially correct | 1ms | 316 KiB | ||||
| 64 | Partially correct | 1ms | 508 KiB | ||||
| 65 | Partially correct | 1ms | 316 KiB | ||||
| 66 | Partially correct | 1ms | 500 KiB | ||||
| 67 | Partially correct | 1ms | 316 KiB | ||||
| 68 | Partially correct | 1ms | 324 KiB | ||||
| 69 | Partially correct | 1ms | 316 KiB | ||||
| 70 | Partially correct | 1ms | 500 KiB | ||||
| 71 | Partially correct | 1ms | 384 KiB | ||||
| 72 | Partially correct | 1ms | 316 KiB | ||||
| 73 | Partially correct | 1ms | 316 KiB | ||||
| 74 | Partially correct | 1ms | 316 KiB | ||||
| 75 | Partially correct | 1ms | 316 KiB | ||||
| 76 | Partially correct | 1ms | 316 KiB | ||||
| 77 | Partially correct | 1ms | 316 KiB | ||||
| 78 | Partially correct | 1ms | 316 KiB | ||||
| 79 | Partially correct | 1ms | 316 KiB | ||||
| 80 | Partially correct | 1ms | 316 KiB | ||||
| 81 | Partially correct | 1ms | 316 KiB | ||||
| 82 | Partially correct | 1ms | 316 KiB | ||||
| 83 | Partially correct | 32ms | 820 KiB | ||||
| 84 | Partially correct | 32ms | 788 KiB | ||||
| 85 | Partially correct | 32ms | 788 KiB | ||||
| 86 | Partially correct | 32ms | 796 KiB | ||||
| 87 | Partially correct | 32ms | 1012 KiB | ||||
| subtask8 | 12/20 | ||||||
| 88 | Partially correct | 1ms | 500 KiB | ||||
| 89 | Partially correct | 1ms | 316 KiB | ||||
| 90 | Partially correct | 1ms | 316 KiB | ||||
| 91 | Partially correct | 1ms | 508 KiB | ||||
| 92 | Partially correct | 1ms | 316 KiB | ||||
| 93 | Partially correct | 1ms | 316 KiB | ||||
| 94 | Partially correct | 1ms | 508 KiB | ||||
| 95 | Partially correct | 1ms | 316 KiB | ||||
| 96 | Partially correct | 1ms | 500 KiB | ||||
| 97 | Partially correct | 1ms | 316 KiB | ||||
| 98 | Partially correct | 1ms | 324 KiB | ||||
| 99 | Partially correct | 1ms | 316 KiB | ||||
| 100 | Partially correct | 1ms | 500 KiB | ||||
| 101 | Partially correct | 1ms | 384 KiB | ||||
| 102 | Partially correct | 1ms | 316 KiB | ||||
| 103 | Partially correct | 1ms | 316 KiB | ||||
| 104 | Partially correct | 1ms | 316 KiB | ||||
| 105 | Partially correct | 1ms | 316 KiB | ||||
| 106 | Partially correct | 1ms | 316 KiB | ||||
| 107 | Partially correct | 1ms | 316 KiB | ||||
| 108 | Partially correct | 1ms | 316 KiB | ||||
| 109 | Partially correct | 1ms | 316 KiB | ||||
| 110 | Partially correct | 1ms | 316 KiB | ||||
| 111 | Partially correct | 1ms | 316 KiB | ||||
| 112 | Partially correct | 1ms | 316 KiB | ||||
| 113 | Partially correct | 32ms | 820 KiB | ||||
| 114 | Partially correct | 32ms | 788 KiB | ||||
| 115 | Partially correct | 32ms | 788 KiB | ||||
| 116 | Partially correct | 32ms | 796 KiB | ||||
| 117 | Partially correct | 32ms | 1012 KiB | ||||
| 118 | Partially correct | 64ms | 1332 KiB | ||||
| 119 | Partially correct | 64ms | 1456 KiB | ||||
| 120 | Partially correct | 64ms | 1340 KiB | ||||
| 121 | Partially correct | 64ms | 1332 KiB | ||||
| 122 | Partially correct | 68ms | 1328 KiB | ||||
| 123 | Partially correct | 64ms | 1436 KiB | ||||
| 124 | Partially correct | 65ms | 1452 KiB | ||||
| 125 | Partially correct | 65ms | 1432 KiB | ||||
| 126 | Partially correct | 64ms | 1448 KiB | ||||
| 127 | Partially correct | 65ms | 1516 KiB | ||||