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