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Submission #12650

# Submission time Handle Problem Language Result Execution time Memory
12650 2014-12-27T12:54:55 Z dohyun0324 Min-cost GCD (GA9_mcg) C++
0 / 100
 81 ms 1084 KB 
#include<stdio.h>
#define M 922337203685477580LL
int t,w;
long long x,y,p,q,dap;
struct data
{
    long long x,y;
}a[30];
struct data2
{
    long long mi,ma;
}d[30];
void gcd(long long x,long long y)
{
    w++; a[w].x=x; a[w].y=y;
    if(x%y==0) return;
    gcd(y,x%y);
}
int main()
{
    int i,j;
    scanf("%d",&t);
    for(i=1;i<=t;i++)
    {
        dap=M; w=0;
        for(j=1;j<=30;j++) d[j].ma=M, d[j].mi=M;
        scanf("%lld %lld %lld %lld",&x,&y,&p,&q);
        if(x>y) gcd(x,y);
        else gcd(y,x);
        if(x>y) d[1].ma=0;
        else d[1].mi=0;
        for(j=2;j<=w;j++)
        {
            if(d[j].mi>d[j-1].ma+q*(a[j-1].x/a[j-1].y)) d[j].mi=d[j-1].ma+q*(a[j-1].x/a[j-1].y);
            if(d[j].ma>d[j-1].ma+p) d[j].ma=d[j-1].ma+p;
            if(d[j].ma>d[j-1].mi+q*(a[j-1].x/a[j-1].y)) d[j].ma=d[j-1].mi+q*(a[j-1].x/a[j-1].y);
            if(d[j].ma>d[j].mi+p) d[j].ma=d[j].mi+p;
        }
        if(dap>d[w].mi+q*(a[w].x/a[w].y)) dap=d[w].mi+q*(a[w].x/a[w].y);
        if(dap>d[w].ma+q*(a[w].x/a[w].y)) dap=d[w].ma+q*(a[w].x/a[w].y);
        if(dap>d[w].ma+p) dap=d[w].ma+p;
        if(dap>d[w].mi+p+p) dap=d[w].mi+p+p;
        printf("%lld\n",dap);
    }
    return 0;
}

Subtask #1
0.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 1084 KB Output is correct
2 Incorrect 0 ms 1084 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0.0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 81 ms 1084 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0.0 / 27.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 1084 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0.0 / 43.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 1084 KB Output isn't correct
2 Halted 0 ms 0 KB -