Files
OI-source/1.1089.cpp
2023-08-03 09:22:52 +08:00

34 lines
356 B
C++

#include<cstdio>
int c,m,a[13];
int main()
{
for(int i=1;i<=12;i++) scanf("%d",a+i);
for(int i=1;i<=12;i++)
{
if(m+300<a[i])
{
printf("-%d",i);
return 0;
}
m+=300-a[i];
c+=m/100*100;
m%=100;
}
printf("%d",c/10*12+m);
return 0;
}
/*
290
230
280
200
300
170
330
50
90
80
200
60
*/