Borderou de evaluare (job #814790)

Compilare: main.c: In function 'main': main.c:3:80: warning: ignoring return value of 'fscanf' declared with attribute 'warn_unused_result' [-Wunused-result] 3 | int main(){int n,a,b,i,max=0,put;FILE *fin,*fout;fin=fopen("maxconcat.in","r");fscanf(fin,"%d%d",&n,&b);for(i=1; i<n; i++){fscanf(fin,"%d",&a);put=1;if(a<10){b=b*10+a;}else{while(put<a){put*=10;}b=b*put+a;}if(b>max){max=b;}b=a;}fclose(fin);fout=fopen("maxconcat.out","w");fprintf(fout,"%d",max);fclose(fout);return 0;} | ^~~~~~~~~~~~~~~~~~~~~~~~ main.c:3:124: warning: ignoring return value of 'fscanf' declared with attribute 'warn_unused_result' [-Wunused-result] 3 | int main(){int n,a,b,i,max=0,put;FILE *fin,*fout;fin=fopen("maxconcat.in","r");fscanf(fin,"%d%d",&n,&b);for(i=1; i<n; i++){fscanf(fin,"%d",&a);put=1;if(a<10){b=b*10+a;}else{while(put<a){put*=10;}b=b*put+a;}if(b>max){max=b;}b=a;}fclose(fin);fout=fopen("maxconcat.out","w");fprintf(fout,"%d",max);fclose(fout);return 0;} | ^~~~~~~~~~~~~~~~~~~