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为什么是WA?没错啊!!帮我看看吧#include<stdio.h>
int a[100];
__int64 fun1(int t)
{__int64 r=1;
int i;
for(i=1;i<=t;i++)
r*=2;
return r;
}
__int64 fun2(int t)
{__int64 r=0;
int i;
for(i=0;i<t;i++)
r+=i;
return r;
}
__int64 cymx(int t)
{
__int64 r;
r=fun1(t)-fun2(t);
return r;
}
__int64 main()
{
int m;
int i;
scanf("%d",&m);
for(i=1;i<=m;i++)
{
scanf("%d",&a[i]);}
for(i=1;i<=m;i++)
printf("\nScenario #%d:\n%I64d\n",i,cymx(a[i]));
printf("\n");
return 0;
}
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