22 lines
432 B
C++
22 lines
432 B
C++
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#include <iostream>
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using namespace std;
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int main() {
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int sum=0,temp;
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for(int i=0;i<3;i++) {
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cin>>temp;
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if((i==0 && temp<=80) || (i==1 && temp<=40)) {
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cout<<-1;
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return 0;
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}
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sum+=temp;
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}
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if(sum>=175 && sum<220) {
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cout<<3;
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}else if(sum>=220 && sum<250){
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cout<<2;
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}else if(sum>=250) {
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cout<<1;
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}else {
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cout<<-1;
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}
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}
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