View Code of Problem 115

#include<math.h>
int main()
{
int n,i,j,m=1;
int a=1;
while(scanf("%d",&n)!=EOF)
{for(i=1;i<n;i++)
{
m=2*m;
a=a+m;
}
printf("%d %d\n",a,100000*n);
}
return 0;
}
/*
Main.c: In function 'main':
Main.c:6:1: warning: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
 while(scanf("%d",&n)!=EOF)
 ^
Main.c:6:7: warning: incompatible implicit declaration of built-in function 'scanf'
 while(scanf("%d",&n)!=EOF)
       ^
Main.c:6:23: error: 'EOF' undeclared (first use in this function)
 while(scanf("%d",&n)!=EOF)
                       ^
Main.c:6:23: note: each undeclared identifier is reported only once for each function it appears in
Main.c:12:1: warning: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
 printf("%d %d\n",a,100000*n);
 ^
Main.c:12:1: warning: incompatible implicit declaration of built-in function 'printf'
Main.c:4:9: warning: unused variable 'j' [-Wunused-variable]
 int n,i,j,m=1;
         ^
*/

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