提出 #32026452

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ソースコード 拡げる

#include <bits/stdc++.h>
//#define int long long
#define pai 3.141592653589793238462643383279502884197169399375105820
#define MOD 1000000007
#define eps 0.00000001
inline int min(int a,int b) {return a<b?a:b;}
inline int max(int a,int b) {return a>b?a:b;}
#define ULL unsigned long long
#define LL long long
#define INF 0x3f3f3f3f
#define INF_LL 0x3f3f3f3f3f3f3f3f
static char buf[1000000],*paa=buf,*pd=buf;
static char buf2[1000000],*pp=buf2;
#define getchar() paa==pd&&(pd=(paa=buf)+fread(buf,1,1000000,stdin),paa==pd)?EOF:*paa++
inline void pc(char ch){
	if(pp-buf2==1000000) fwrite(buf2,1,1000000,stdout),pp=buf2;
	*pp++=ch;
}
inline void pcc(){
	fwrite(buf2,1,pp-buf2,stdout);
	pp=buf2;
}
inline int read(void) {
	int w=1;
	register int x(0);register char c(getchar());
	while(c<'0'||c>'9') {if(c=='-') w=-1;c=getchar();}
	while(c>='0'&&c<='9') x=(x<<1)+(x<<3)+(c^48),c=getchar();
	return w*x;
}
void write(int x) {
	static int sta[20];
	int top=0;
	do {
		sta[top++]=x%10,x/=10;
	} while(x);
	while(top) pc(sta[--top]+48);
}
void we(int x) {
	write(x);
	pc('\n');
}
inline bool cmp_xi(int a,int b) {return a<b;}
inline bool cmp_da(int a,int b) {return a>b;}
#define md ((l+r)>>1)
int N,M,Q,rt[200009],fst[200009],ct[200009],ls[50000009],rs[50000009],k;long long seg[50000009];
void up(int& n1,int n2,int l,int r,int p1,int v1,int p2,int v2) {
	if((p1<l||p1>r)&&(p2<l||p2>r)) {
		n1=n2;
		return;
	}
	if(n1==0) n1=++k;
	if(l==r) {
		if(l==p1) seg[n1]=seg[n2]+v1;
		else seg[n1]=seg[n2]+v2;
		return;
	}
	up(ls[n1],ls[n2],l,md,p1,v1,p2,v2);
	up(rs[n1],rs[n2],md+1,r,p1,v1,p2,v2);
	seg[n1]=seg[ls[n1]]+seg[rs[n1]];	
}
long long q(int n,int l,int r,int L,int R) {
	if(n==0||r<L||R<l) return 0;
	if(L<=l&&r<=R) return seg[n];
	return q(ls[n],l,md,L,R)+q(rs[n],md+1,r,L,R);
}
signed main(void) {
    //freopen("m.in","r",stdin);
    //freopen("m.out","w",stdout);
	N=read(),M=read(),Q=read();
	rt[0]=++k;
	for(int i=1;i<=Q;i++) {
		int op=read(),l,r,x;
		if(op==1) {
			l=read(),r=read(),x=read();
			up(rt[i],rt[i-1],1,M,r+1,-x,l,x);
		} else if(op==2) {
			l=read(),x=read();
			fst[l]=i;
			ct[l]=x;
			rt[i]=rt[i-1];
		} else {
			l=read(),r=read();
			rt[i]=rt[i-1];
			printf("%lld\n",q(rt[i],1,M,1,r)-q(rt[fst[l]],1,M,1,r)+ct[l]);
		}
	}
    return 0;
}

提出情報

コンパイルエラー

./Main.cpp: In function ‘int read()’:
./Main.cpp:25:15: warning: ISO C++17 does not allow ‘register’ storage class specifier [-Wregister]
   25 |  register int x(0);register char c(getchar());
      |               ^
./Main.cpp:25:34: warning: ISO C++17 does not allow ‘register’ storage class specifier [-Wregister]
   25 |  register int x(0);register char c(getchar());
      |                                  ^

ジャッジ結果