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https://github.com/wczffl-503/OI-Codes.git
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更新了许多
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27
未命名1.cpp
Normal file
27
未命名1.cpp
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#include <iostream>
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#include <iomanip>
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#include <cstring>
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#include <cstdio>
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#include <ctime>
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#include <cmath>
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long long a,b,c[1000000],d[1000000],e=0;
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using namespace std;
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int main(){
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cin >>a>>b;
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for(int i=0;i<a;i++){
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cin >>c[i];
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}
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for(int i=0;i<a;i++){
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cin >>d[i];
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}
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for(int i=0;i<a;i++){
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e+=(d[i]-c[i]);
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}
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if(e<=0){
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cout <<0;
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}
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if(e>0){
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cout <<e*b;
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}
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return 0;
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}
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