Submission #50333

#	Time	Username	Problem	Language	Result	Execution time	Memory
50333		top34051	Sterilizing Spray (JOI15_sterilizing)	C++17	5 / 100	5051 ms	47380 KiB

sterilizing

#include<bits/stdc++.h>
using namespace std;
const int maxn = 1e5 + 5;
int n,q,k;
int a[maxn];
int main() {
	scanf("%d%d%d",&n,&q,&k);
	for(int i=1;i<=n;i++) scanf("%d",&a[i]);
	while(q--) {
		int type; scanf("%d",&type);
		if(type==1) {
			int x,val; scanf("%d%d",&x,&val);
			a[x] = val;
		}
		else if(type==2) {
			int l,r; scanf("%d%d",&l,&r);
			for(int i=l;i<=r;i++) a[i] /= k;
		}
		else {
			int l,r; scanf("%d%d",&l,&r);
			long long sum = 0;
			for(int i=l;i<=r;i++) sum += a[i];
			printf("%lld\n",sum);
		}
	}
}

Compilation message (stderr)

sterilizing.cpp: In function 'int main()':
sterilizing.cpp:7:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d%d",&n,&q,&k);
  ~~~~~^~~~~~~~~~~~~~~~~~~
sterilizing.cpp:8:29: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(int i=1;i<=n;i++) scanf("%d",&a[i]);
                        ~~~~~^~~~~~~~~~~~
sterilizing.cpp:10:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   int type; scanf("%d",&type);
             ~~~~~^~~~~~~~~~~~
sterilizing.cpp:12:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    int x,val; scanf("%d%d",&x,&val);
               ~~~~~^~~~~~~~~~~~~~~~
sterilizing.cpp:16:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    int l,r; scanf("%d%d",&l,&r);
             ~~~~~^~~~~~~~~~~~~~
sterilizing.cpp:20:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    int l,r; scanf("%d%d",&l,&r);
             ~~~~~^~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 75