Submission #623564

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
623564	2022-08-05 23:01:44	ipaljak	Potatoes and fertilizers (LMIO19_bulves)	C++14	100 / 100	140 ms	15224 KiB

bulves

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#include <bits/stdc++.h>
using namespace std;
typedef long long llint;
const int MAXN = 5e5 + 10;
int n;
llint sum;
llint a[MAXN];
int main(void) {
  scanf("%d", &n);
  for (int i = 0; i < n; ++i) {
    int x, y;
    scanf("%d%d", &x, &y);
    if (i > 0) a[i] = a[i - 1];
    a[i] += (llint)(x - y);
  }
  llint sol = 0;
  for (int i = 0; i < n; ++i) {
    if (a[i] < 0) {
      sol += -a[i];
      a[i] = 0;
    }
    if (a[i] > a[n - 1]) {
      sol += a[i] - a[n - 1];
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

bulves.cpp: In function 'int main()':
bulves.cpp:15:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   15 |   scanf("%d", &n);
      |   ~~~~~^~~~~~~~~~
bulves.cpp:18:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   18 |     scanf("%d%d", &x, &y);
      |     ~~~~~^~~~~~~~~~~~~~~~

• Subtask 1: 24 / 24
• Subtask 2: 10 / 10
• Subtask 3: 20 / 20
• Subtask 4: 10 / 10
• Subtask 5: 36 / 36