matrixdel.c: In function 'main': matrixdel.c:12: warning: format '%d' expects type 'int *', but argument 3 has type 'char *' matrixdel.c:9: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result matrixdel.c:12: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result matrixdel.c:13: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result matrixdel.c:16: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result matrixdel.c:19: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result matrixdel.c:22: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result