Submission #568878

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
568878	2022-05-26 09:58:21	nonsensenonsense1	Fish 2 (JOI22_fish2)	C++17	13 / 100	4069 ms	4360 KiB

fish2

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#include <cstdio>
#include <utility>
#include <algorithm>
const int N = 100005;
int n, q, a[N], le[N], ri[N], cnt[N];
std::pair<int, int> b[N];
bool u[N];
long long sum[N];
int main() {
  scanf("%d", &n);
  for (int i = 0; i < n; ++i) scanf("%d", a + i);
  scanf("%d", &q);
  while (q--) {
    int t;
    scanf("%d", &t);
    if (t == 1) {
      int x, y;
      scanf("%d%d", &x, &y);
      a[x - 1] = y;
    } else {
      int l, r;
      scanf("%d%d", &l, &r);
      --l;
      int len = r - l;
      for (int i = 0; i < len; ++i) {
        b[i] = std::make_pair(a[l + i], i);
        sum[i + 1] = sum[i] + a[l + i];
        le[i] = ri[i] = i;
 
 
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Compilation message (stderr)

fish2.cpp: In function 'int main()':
fish2.cpp:12:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   12 |  scanf("%d", &n);
      |  ~~~~~^~~~~~~~~~
fish2.cpp:13:35: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   13 |  for (int i = 0; i < n; ++i) scanf("%d", a + i);
      |                              ~~~~~^~~~~~~~~~~~~
fish2.cpp:14:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   14 |  scanf("%d", &q);
      |  ~~~~~^~~~~~~~~~
fish2.cpp:17:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   17 |   scanf("%d", &t);
      |   ~~~~~^~~~~~~~~~
fish2.cpp:20:9: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   20 |    scanf("%d%d", &x, &y);
      |    ~~~~~^~~~~~~~~~~~~~~~
fish2.cpp:24:9: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   24 |    scanf("%d%d", &l, &r);
      |    ~~~~~^~~~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 8 / 8
• Subtask 3: 0 / 12
• Subtask 4: 0 / 23
• Subtask 5: 0 / 35
• Subtask 6: 0 / 17