提出 #20384771

---

ソースコード 拡げる

#include<bits/stdc++.h>
#define int long long
#define uc getchar()
#define ph putchar
#define R register
#define CN const
#define rint R int
#define cint CN int
#define ps ph(' ')
#define pe ph('\n')
using namespace std;
cint inf=998244353;
cint mix=1e6+5;
inline int in();
inline void out(rint x);
int n=in(),m=in(),k=in(),ans;
inline int ksm(rint x,rint y){
	rint rt=1;
	while(y){
		if(y&1)(rt*=x)%=inf;
		(x*=x)%=inf,y>>=1;
	}	return rt;
}
#undef int
int main() {
#define int long long
	if(m<n)swap(n,m);
	if(1<n){
		for(rint i=1;i<=k;++i)
		(ans+=(ksm(i,n)-ksm(i-1,n)+inf)*ksm(k+1-i,m))%=inf;
	} else ans=ksm(k,m);
	out(ans),pe;
}
inline int in() {
	rint x=0;
	R bool f=0;
	R char s=uc;
	while((s<'0'||'9'<s)&&s!='-')s=uc;
	if(s=='-')f=1,s=uc;
	while('0'<=s&&s<='9')(x*=10)+=s^48,s=uc;
	return f?-x:x;
}
inline void out(rint x) {
	if(x<0)ph('-'),x=-x;
	rint y=x/10;
	if(y)out(y);
	ph((x-y*10)^48);
}

提出情報

コンパイルエラー

./Main.cpp:15:22: warning: ISO C++17 does not allow ‘register’ storage class specifier [-Wregister]
   15 | inline void out(rint x);
      |                      ^
./Main.cpp:17:21: warning: ISO C++17 does not allow ‘register’ storage class specifier [-Wregister]
   17 | inline int ksm(rint x,rint y){
      |                     ^
./Main.cpp:17:28: warning: ISO C++17 does not allow ‘register’ storage class specifier [-Wregister]
   17 | inline int ksm(rint x,rint y){
      |                            ^
./Main.cpp: In function ‘long long int ksm(long long int, long long int)’:
./Main.cpp:18:7: warning: ISO C++17 does not allow ‘register’ storage class specifier [-Wregister]
   18 |  rint rt=1;
      |       ^~
./Main.cpp: In function ‘int main()’:
./Main.cpp:29:12: warning: ISO C++17 does not allow ‘register’ storage class specifier [-Wregister]
   29 |   for(rint i=1;i<=k;++i)
      |            ^
./Main.cpp: In function ‘long long int in()’:
./Main.cpp:35:7: warning: ISO C++17 does not allow ‘register’ storage class specifier [-Wregister]
   35 |  rint x=0;
      |       ^
./Main.cpp:36:9: warning: ISO C++17 does not allow ‘register’ storage class specifier [-Wregister]
   36 |  R bool f=0;
      |         ^
./Main.cpp:37:9: warning: ISO C++17 does not allow ‘register’ storage class specifier [-Wregister]
   37 |  R char s=uc;
      |         ^
./Main.cpp: At global scope:
./Main.cpp:43:22: warning: ISO C++17 does not allow ‘register’ storage class specifier [-Wregister]
   43 | inline void out(rint x) {
      |                      ^
./Main.cpp: In function ‘void out(long long int)’:
./Main.cpp:45:7: warning: ISO C++17 does not allow ‘register’ storage class specifier [-Wregister]
   45 |  rint y=x/10;
      |       ^

ジャッジ結果