
CodeForces – 616E Sum of Remainders (数论)大数取余求和 好
Submit?Status Description Calculate the value of the sum:? n mod1?+? n mod2?+? n mod3?+ … +? n mod m . As the result can be very large,you should print the value modulo?10 9 ?+?7?(the remainder when divided by?10 9 ?+?7). The modulo op