Eroare de compilare: user.c: In function ‘main’: user.c:3:1: warning: implicit declaration of function ‘elsefprintf’ [-Wimplicit-function-declaration] {int i,t,a,b;FILE*f=fopen("euclid2.in","r"), *g=fopen("euclid2.out","w");if(f==NULL){return 0;printf("NU exista.");}fscanf(f,"%d",&t);for(i=1;i<=t;i++){fscanf(f,"%d %d",&a,&b);if(a!=b){while(a!=b){if(a>b) a=a-b; else b=b-a;}fprintf(g,"%d\n",a);}elsefprintf(g,"%d\n",a);}} ^ /tmp/ccnwDR6H.o: In function `main': user.c:(.text.startup+0xf3): undefined reference to `elsefprintf' collect2: error: ld returned 1 exit status