35 lines
723 B
C++
35 lines
723 B
C++
#include<cstdio>
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#include<cstring>
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const int maxn=1100;
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int T;
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int n,m,r;
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int vis[maxn];
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int main()
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{
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scanf("%d",&T);
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while(T--){
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scanf("%d",&n);
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memset(vis,0,sizeof(vis));
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int ans=0;
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for(int i=0;i<n;i++){
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scanf("%d %d",&r,&m);
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vis[r]+=m;
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}
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for(int i=0;i<=500;i++){
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if(vis[i]>0){
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if(vis[i]%64==0){
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ans+=vis[i]/64;
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}
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else{
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ans+=vis[i]/64+1;
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}
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}
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}
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if(!ans%36)
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printf("%d\n",ans/36);
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else
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printf("%d\n",ans/36+1);
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}
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return 0;
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}
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