Submission #19507

#	Time	Username	Problem	Language	Result	Execution time	Memory
19507		sung927	Α (kriii4_P1)	C++98	Compilation error	0 ms	0 KiB

P1

#include<stdio.h>
#include<math.h>

 unsigned long long A;
 unsigned long long perA;
 unsigned long long X;
 unsigned long long arr[65];
 bool Tr[65];
int max;
unsigned long long ans = 1;

void finish(int y, int dex)
{

    if((y%2)) Tr[dex] = 1;

    if(y/2>=1) finish(y/2, dex+1);
}

void solve(int k)
{
    arr[k] = (int)((arr[k-1]*arr[k-1]) % 1000000007);
    if(pow(2,k)<=X) solve(k+1);

    else {max = k; finish(X, 1);}

}

int main ()
{
    scanf("%lld", &A);
    scanf("%lld", &X);
    perA = A % 1000000007;
    arr[1] = perA;

    solve(2);
   
    for( int i=1; ;i<=max+1; i++) {if(Tr[i]) ans*= arr[i]; if(ans>1000000007) ans%=1000000007;}
    printf("%lld", ans);

    }

Compilation message (stderr)

P1.cpp: In function ‘int main()’:
P1.cpp:38:21: warning: for increment expression has no effect [-Wunused-value]
     for( int i=1; ;i<=max+1; i++) {if(Tr[i]) ans*= arr[i]; if(ans>1000000007) ans%=1000000007;}
                     ^
P1.cpp:38:28: error: expected ‘)’ before ‘;’ token
     for( int i=1; ;i<=max+1; i++) {if(Tr[i]) ans*= arr[i]; if(ans>1000000007) ans%=1000000007;}
                            ^
P1.cpp:38:30: error: name lookup of ‘i’ changed for ISO ‘for’ scoping [-fpermissive]
     for( int i=1; ;i<=max+1; i++) {if(Tr[i]) ans*= arr[i]; if(ans>1000000007) ans%=1000000007;}
                              ^
P1.cpp:38:30: note: (if you use ‘-fpermissive’ G++ will accept your code)
P1.cpp:38:33: error: expected ‘;’ before ‘)’ token
     for( int i=1; ;i<=max+1; i++) {if(Tr[i]) ans*= arr[i]; if(ans>1000000007) ans%=1000000007;}
                                 ^
P1.cpp:31:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld", &A);
                      ^
P1.cpp:32:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld", &X);
                      ^