Compilare: main.c: In function 'main': main.c:10:5: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&n); ^~~~~~~~~~~~~~~~~~~ main.c:14:7: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&v[i]); ^~~~~~~~~~~~~~~~~~~~~~ main.c:39:35: warning: 'ind2' may be used uninitialized in this function [-Wmaybe-uninitialized] si2=s-v[ind2]-v[ind2+1]-v[ind2+2]; ~~~~^~ main.c:37:47: warning: 'ind12' may be used uninitialized in this function [-Wmaybe-uninitialized] si1=s-v[ind11]-v[ind11+1]-v[ind12]-v[ind12+1]; ~~~~~^~ main.c:37:27: warning: 'ind11' may be used uninitialized in this function [-Wmaybe-uninitialized] si1=s-v[ind11]-v[ind11+1]-v[ind12]-v[ind12+1]; ~~~~~^~