Submission #3153533

---

Source Code Expand

#include<stdio.h>
#include<string.h>
int main(){
  int n,f=0,i,j;
  char s[110][20];
  scanf("%d",&n);
  for(i=0;i<n;i++){
    scanf("%s",s[i]);
    for(j=0;j<i;j++){//printf("%d %d %d\n",i,j,f);
      if(strcmp(s[i],s[j])==0)f=2;
    }
  }
  for(i=1;i<n;i++){
    if(s[i-1][strlen(s[i-1])-1]-s[i][0])f=1;
  }//printf("%d\n",f);
  printf("%s\n",f?"No":"Yes");
  return 0;
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:6:3: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&n);
   ^
./Main.c:8:5: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%s",s[i]);
     ^

Judge Result